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Patents available through CAS DDS |
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| Country Name | Cited in CA | Oldest Date |
Oldest Patent Number* |
| Australia | Pat. Specif (Aust.) Pat. Specif. (Petty) (Aust.) |
1975 1982 |
489306 519894 |
| Austria | Austrian | 1978 | 342001 |
| Belgium | Belg. | 1975 | 817104 |
| Brazil | Braz. Pedido PI | 1978 | 78 0002 |
| Canada | Can. | 1975 | 972461 |
| China, People's Republic of |
Faming Zhuanli Shenging Gongkai Shuomingshu |
1985 | 85 1000005 |
| Czechoslovakia | Czech. | 1979 | 180505 |
| Czech Republic | Czech. Rep. | 1993 | 279920 |
| Denmark | Dan. | 1978 | 138596 |
| European Patent Org. | Eur. Pat. Appl. | 1978 | 0044 |
| Finland | Finn. | 1978 | 53396 |
| France | Fr. Demande | 1977 | 2350133 |
| German Democratic Rep. | Ger. (East) | 1978 | 129208 |
| Germay, Federal Republic of |
Ger. Offen. Ger. |
1978 1975 |
2800010 1469868 |
| Hungary | Hung. Halasztott Hung. Teljes |
1980 1980 |
2583 17622 |
| India | Indian | 1979 | 145843 |
| Israel | Israeli | 1981 | 47322 |
| Japan | Jpn. Kakai Tokkyo Koho Jpn. Tokkyo Koho |
1979 1978 |
79 00201 78 00001 |
| Latvia | Latv. | 1994 | 10001 |
| Lithuania | Lith. | 1994 | 3001 |
| Netherlands | Neth. Appl. | 1978 | 78 00123 |
| Norway | Norw. | 1978 | 137769 |
| Poland | Pol. | 1978 | 96552 |
| Romania | Rom. | 1978 | 64001 |
| Slovakia | Slovakia | 1994 | 277680 |
| South Africa | S. African | 1975 | 02776 |
| Spain | Span. | 1978 | 449130 |
| Sweden | Swed. | 1978 | 398646 |
| Switzerland | Auslegeschrift (Switz.) Patentschrift (Switz.) |
1982 1978 |
627325 600378 |
| United Kingdom | Brit. Brit. UK Pat. Appl. |
1978 1979 |
1500881 2000025 |
| United States | U.S. Def. Publ. U.S. Pat.Off.T U.S. Reissues U.S. B. Appl. U.S. Pat. Appl. Statutory Invent. Regist. |
1971 1978 1977 1976 1979 1986 |
3600121 988006 29164 421373 3435 22 |
| World Intellectual Property Organization |
PCT Int. Appl | 1979 | 79 00002 |
*All U.S., PCT, and French Demande patents in this range are available; all Japanese Kokai Tokkyo Koho patents are available from 1983; all European Patent Applications from 1987; all German patents from July 1992 and British patents from 1993. Other listed patents are limited to those abstracted in CA.
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