Meet the CAS IP Services℠ Team

Backed by more than 240 years of experience, the IP Services  team of search professionals is available and ready to help you find and analyze the intellectual property information you need to make informed business decisions.

Meet the CAS IP Services Search Experts

Lucy Antunes - Science IP Searcher


Lucy Teixeira Antunes

Lucy Teixeira Antunes is a Qualified Patent Information Professional (QPIP) at CAS since August 2020. She joined the group after working at Shell, ExxonMobil, Bristol-Myers Squibb and DuPont mostly in patent analyst roles. During her career she has done extensive chemical structure searching, bio keyword searching, polymer searching and searching in many other areas. Lucy has taught hundreds of patent information professionals in the U.S., Europe and India, the basics of patentability, invalidity, and freedom to operate searching.

Lucy holds a B.A. in Chemistry from Wheaton College and an M.S. from Quinnipiac University. She also holds a certificate in intellectual asset management from the Illinois Institute of Technology. Lucy is the former Chair of PIUG, Inc. and has served as Chair of the Selection Board for the International Patent Information Award for over 10 years.

Elaine Cheeseman, Science IP

Elaine Cheeseman, Ph.D.

Elaine is a Senior Searcher on the IP Services team, specializing in searches of chemistry, biomedicine and pharmaceutical information, including exemplified and Markush structures, in patent and non-patent literature.

Elaine holds a Doctorate in organic chemistry from the City University of New York and conducted postdoctoral research at Temple University. She joined CAS in 2007 after spending 15 years at GlaxoSmithKline (formerly SmithKline Beecham) as a Principal Information Analyst where she searched and analyzed chemical prior art and researched chemical and biomedical topics for scientists and patent attorneys.

Elaine is a member of the Patent Information Users Group (PIUG) and the Chemical Information (CINF) division, the Chemistry & the Law (CHAL) division, and her local section of the American Chemical Society (ACS). She frequently contributes IPServices columns to the monthly STNews newsletter and has presented on a number of search-related topics at ACS National Meetings in the CHAL division.

Ann Marie Clark, Science IP


Anne Marie Clark, Ph.D.

Anne Marie rejoined CAS as a member of the IP Services team in 2015. Her particular subject expertise is small molecules, sequences and formulations, and she is skilled in patent searching, analysis and landscaping, and competitive benchmarking.

Anne Marie holds a Doctorate in biophysical chemistry from the University of Louisville. Prior to joining CAS, she was a Principal at Long Eaton LLC, where she searched and analyzed patents, scientific literature and business information related to biotechnology and pharmaceuticals, as well as organic chemistry. Anne Marie was also an Intellectual Property Manager and Principal Scientist at Bausch & Lomb and an Information Scientist and Associate Director in Information Management at Pfizer.

Anne Marie is a member of the Patent Information Users Group (PIUG), Licensing Executive Society (LES), Women in Bio, Association for Research in Vision and Ophthalmology (ARVO) and Ophthalmic Women Leaders (OWL).

Ken Cutshall, Science IP


Ken Cutshall

Ken is a Senior Searcher, bringing more than 23 years of search experience to the IP Services team, where he focuses on IP searches related to polymers and electrochemical storage.

Ken earned a Master of Science in library and information science, specializing in chemical information, and a Bachelor of Science in chemistry from Indiana University, and a Master of Business Administration from Northern Kentucky University. Before becoming a member of the IP Services team in 2008, Ken worked at EnerDel, Proctor & Gamble, Kellogg Company and Sandia National Laboratories.

Ken is a member of the Patent Information Users Group (PIUG).

Matt Garver - Science IP


Matt Garver

Matt is an IP search Analyst on the IP Services team. Prior to joining CAS, Matt was a Senior Help Desk Representative, where he educated customers and internal staff about product features, benefits, database selections, strategies for optimizing results, and cost considerations.  Matt also provided onboarding training to over 50 new hires in our sales division across the globe. He is a subject matter expert for all CAS products.  

Matt holds a B.S. in Chemistry, with a Specialization in Biochemistry, and a Science Minor from Bowling Green State University.  
Matt joined CAS in 2012. Previous to this, Matt was a polymer chemist for Zyvex technologies, where he conducted R&D of Carbon Nanotube enhanced composites targeting high profile companies in many markets, comprising of defense, ballistics, marine, aerospace, energy, automotive, coatings, sporting goods, and medical industries.   

Matt is a member of the Patent Information Users Group (PIUG).

Anne Gregg, Science IP Searcher

Anne Gregg

Anne joined the CAS team in 2020.  She has over 36 years of search experience in the agrochemical, chemical and pharmaceutical industries, where she searched both business and technical resources, including patent and chemical structure databases.  

Anne earned a Master of Science in library science from Case Western Reserve University and a Bachelor of Science in biology from Duke University.  Over 33 years, she searched across a wide expanse of technical areas for researchers and patent attorneys at The Dow Chemical Company.  During the last decade, she used several commercial tools to text mine search results.

Ken Hoppe, Science IP


Kenneth L. Hoppe

Ken became a Senior Searcher with the IP Services team in 2007 and specializes in biological and sequence search and analysis in support of patentability, freedom to operate, validity, infringement and due diligence activities.

Ken earned a Master of Science in biology from Oklahoma State University. His previous work includes serving as a Patent Information Scientist and conducting molecular biology research in support of drug discovery at Pfizer, as well performing scientific research at numerous academic molecular biology research laboratories at Harvard Medical School, Beth Israel Hospital Boston and the University of Connecticut Health Center’s Department of Biochemistry. 

Ken is a member of the Patent Information Users Group (PIUG) and has co-authored numerous pieces in peer-reviewed publications.

Peter Mattei, Science IP


Peter L. Mattei III

As a Senior Searcher with the IP Services team, Peter contributes more than 23 years of experience in searching scientific, chemical and patent information. His particular area of IP research interest is organic synthesis as it applies to medicinal chemistry.

Peter earned a Master of Science in organic chemistry from Temple University. Prior to joining the IP Services team in 2007, Peter worked as a chemist and information specialist at DuPont and Bristol-Myers Squibb. Peter also has over 20 years of teaching experience as an adjunct chemistry professor.

Peter is a member of the Patent Information Users Group (PIUG) and the American Chemical Society (ACS).

Anish Mohindu, Senior Searcher Science IP

Anish Mohindru, Ph.D.

Anish is a Senior Searcher for CAS, with over 25 years of experience as an information scientist and analyst. He specializes in biomedicine and biomedical devices, and his scientific background qualifies him in all the information needs surrounding the drug, biotechnology, and medical device industries

Anish brings multiple skills and expertise required by health care corporate information centers, medical affairs and regulatory affairs, including drug development and submission, and the information needs and resources required at various stages of these processes. His experience includes research in product discovery, formulation, delivery, toxicology, clinical trials, trial master files and clinical study reports. His previous experience includes more 16 years at Allergan, where he was Director, Medical Science Library, Chief Medical Office Operations, R&D and responsible for managing the R&D scientific and technical information center. Prior to that, Anish was at CAS as a Science Application Liaison. He also completed a fellowship at the National Institutes of Health after his doctorate. Anish has authored articles in several publications during his career, including in the Journal of National Cancer Institute, Biochemistry, and Nature. He has presented at the ACS and other scientific meetings.

Anish has a BS in biology from George Mason University and MS and PhD in biochemistry from Howard University.

Natalia Nekrasova - Science IP


Natalia Nekrasova

Natalia joined CAS in 2001 and worked in different roles focusing on professional information services and contributing to development of specialized search and retrieval products. She is an expert STN searcher and is skilled in using other proprietary databases and web-based information resources. She has national and international collaboration experience working with various external organizations and customers.  In her current role as IP Search Analyst she performs in-depth computer chemical and biomedical searches, including exemplified and Markush chemical structures and biological sequences. She is called upon for comprehensive intellectual property analysis for patentability, invalidity and freedom to operate studies.

Natalia holds a Master of Science in biochemistry from St Petersburg State University (Russia) and a Master of Science in library and information science from Kent State University. She is a member of the Patent Information Users Group and American Chemical Society.

David Saari, Science IP


David S. Saari, Ph.D.

David joined the IP Services team in 2005. As a Senior Scientist, he brings more than 40 years of experience in searching exemplified and Markush chemical structures, sequences and biomedical topics in patent and non-patent literature.

David is a registered patent agent and holds a Doctorate in synthetic organic chemistry from the University of California. In addition to academic appointments at the University of California, Davis, and the University of Notre Dame, David has worked for Schering-Plough, BASF, Bayer and the U.S. Environmental Protection Agency.

David is a member of the Patent Information Users Group (PIUG) and the American Chemical Society (ACS).

Scott Segal, Science IP searcher


Scott Segal, Ph.D.

Scott joined the CAS team in November 2020. Scott has more than 17 years of diverse search experience in science and technology including chemistry, semiconductor devices, electrochemical storage, materials science, and nanotechnology. Before joining CAS, Scott worked as a patent searcher at the USPTO where he provided in-depth patent and non-patent literature prior-art text and chemical structure searches for patent examiners. He also trained and taught examiners how to search various electronic resources and mentored many examiners, specifically in matters of chemistry, and how it relates to their patent applications.

Scott holds a Doctorate in inorganic chemistry from the University of Connecticut and conducted postdoctoral chemical research at Argonne National Laboratories. Scott has authored eight articles in peer-reviewed scientific journals and holds one US patent. Scott is a member of the Patent Information Users Group (PIUG).

Don Stickel, Science IP


Don Stickel Jr.

Don is a Senior Scientist with the IP Services team, having joined the team as a search coordinator in 1982. He conducts scientific and intellectual property searches related to life sciences and chemistry, including those involving chemical structures.

Don earned a Master of Science in library and information science and a Bachelor of Science in biology from Western Michigan University. Prior to joining CAS, he was a librarian at Purdue University where his primary responsibility was performing literature searches for the School of Agriculture and Department of Biology.

Don is a member of the Patent Information Users Group (PIUG).

Don Walter, Science IP


Donald W. Walter, Ph.D.

Don joined the team in 2016. He is an expert in the Derwent World Patent Index and related resources, and specializes in searches to determine patentability, freedom to operate and validity for small molecule, polymer, pharmaceutical and biosequence patents.

Don received his Ph.D. in chemistry from Yale University and earned a Bachelor of Science in chemistry from New York University. Before joining the IP Services team at CAS, he conducted patent research at Thomson Reuters and held key roles within the Thomson Scientific/Derwent training group. He also worked as an Information Searcher and Analyst at Exxon Research and Engineering Co., leveraging his expertise in chemistry, physics, engineering and semiconductors.

Don is a member of the Patent Information Users Group (PIUG), where he most recently served as the program chair for the PIUG 2015 and 2014 Northeast Meetings. He is also a member of the Chemical Information (CINF) and Chemistry and the Law (CHAL) divisions of the American Chemical Society (ACS).

Sharilyn Woods, Science IP


Sharilyn Woods

Sharilyn joined the IP Services team in 2005 and focuses on life sciences and chemistry searches, including those involving chemical structures, in patent and technical literature.

Sharilyn earned a Master of Science in library and information science, specializing in chemical information, and a Bachelor of Science in chemistry from Indiana University. Before joining CAS, she worked for many years as a chemical information specialist at The Dow Chemical Company.

Sharilyn is a member of the Patent Information Users Group (PIUG).

Professional Staff

Peter Blasi, Science IP


Peter Blasi

Peter leads business development for the IP Services team, introducing clients to the value of IP Services search services and bringing them together with seasoned search professionals to meet their information needs. 

He has a background in biochemistry and is a registered U.S. patent attorney with professional search experience in chemical, biological, and mechanical arts. 

Matt McBride, Science IP


Matthew J. McBride
Matt manages the CAS IP Services team, as well as conducting research on behalf of CAS clients. He became a member of the team in 2010, after spending six years as a Senior Application Specialist providing STN and CAS SciFindern technical training to CAS customers.

He holds a Master of Science degree in plant pathology from the University of Minnesota and a Bachelor of Science degree in molecular biology from Purdue University. In addition to his research experience at CAS, Matt was an information consultant with Thomson Reuters and a biologist at Rohm and Haas.  

Matt is a member of the Patent Information Users Group (PIUG) and the American Chemical Society (ACS).

Stacey Turner, Science IP


Stacy Turner

Stacy supports the IP Services team in an administrative capacity, helping to ensure customers are satisfied with the process as well as the results of their search projects