FAQs Patent Questions
Question:Amendments to drawings filed after allowance are entered by the office of publications.
Answer: Amendments to drawings filed after allowance are entered by the Office of Publications. If such amendment is forwarded to the examiner, the examiner should forward or return the application to the Office of Publications.
Question:How can I obtain patent application drawing information?
Answer:
The Guide for the Preparation of Patent Drawings is currently out of print. This publication, when available, can be ordered from the Superintendent of Documents, U.S. Government Printing Office, Washington, DC 20402, or you may call 202 512-1800. The Guide to Filing A Utility Patent Application also contains information on drawing requirements.
Question:How often is the USPTO database updated?
Answer:
The database is normally updated every Tuesday, the day patents are issued. Exceptions may occur for Federal holidays and when problems arise with data availability.
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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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