FAQs Patent Questions
Question:How can I get Land Entry file information for patents?
Answer: Land Entry files were created when a person claimed land under an act of Congress. They first had to fill out an application, and sometimes provide other information(marriage or immigration documents), at the local General Land Office.
Question:The requirements for filing a substitute specification is stated under the 37 CFR 1.125
Answer:
When applicants file a substitute specification, the following are required under 37 CFR 1.125: (1) a statement that the substitute specification includes no new matter; (2) a marked-up version of the specification with markings to show all the changes relative to the immediate prior version; and (3) a clean version of the substitute specification.
Question:How do I access sequences for a particular document?
Answer:
In order to access the sequence information for a patent or published application, you may submit the document number via the PSIPS home page. The PSIPS document detail page will then show you the number of sequences (SEQ ID NOs.) within the selected Sequence Listing. You will have the opportunity to view one or more sequences, or download the entire Sequence Listing.
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Your invention may already be patented.
Public users may perform preliminary searches of patent information in a variety of formats including on-line, microfilm, and print at the United States Patent and Trademark Office (USPTO) Public Search Facility located in Alexandria, VA. State of the art computer workstations provide automated searching of patents issued from 1790 to the current week of issue. Full document text may be searched on U.S. patents issued since 1971 and OCR text from 1920 to 1970. U.S. patent images from 1790 to the present may be retrieved for viewing or printing. Some foreign patent documents are available.
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