A commercial service that offers the full text of all patents issued by the U.S. Patent and Trademark Office from 1974 to the present. It does require registration and a credit card number. All searching is free and the display of patent titles and abstracts are also free. Charges are only assessed if more complete patent information is requested. Complete text of patents can also be ordered through this service.
Users can scan a list of selected patents.
There is a charge for this service. AIDS Patent Database A public service project that offers full searching capabilities for AIDS-related patents. Full text of patents along with images can be displayed. LBL Research Review August 1994. Patents awarded to LBL researchers.