INPADOC Patent Family US5661697 (Original INPADOC file) |
Publication No. | Publication date | Filing No. | Priority | Status | Source Data |
US 5661697A | 1997-08-26 | US 57420995A 19951218 | US 57420995A 19951218 | Active | National register (PAIR) |
US5661697 (Active) No INPADOC legal data