Patent Public Search. The Patent Public Search tool is a new web-based patent search application that replaced internal legacy search tools PubEast and PubWest and external legacy search tools PatFT and AppFT. Patent Public Search has two user selectable modern interfaces that provide enhanced access to prior art. The new, powerful, and flexible capabilities of the …

Feb 25, 2025 · The Patent Public Search tool is a new web-based patent search application that will replace internal legacy search tools PubEAST and PubWEST and external legacy search tools PatFT and AppFT. Patent Public Search has two user-selectable modern interfaces that provide enhanced access to prior art.

Online patent tools. Locate online patent services and information. Patent Center. File and manage patent applications online. Patent fees. View fees and pay online. Check application status. Check patent application status in Patent Center. Global Dossier. View international patent filings. Electronic Business Center

Apr 4, 2018 · Because the term was measured from the filing date of the application and not the grant date of the patent, Congress amended 35 U.S.C. § 154 to provide for applications filed after June 7, 1995 that the term of a patent begins on the date that the patent issues and ends on the date that is twenty years from the date on which the application ...

Patent maintenance fees paid before October 1, 2009 will display as “Not Available” in the statement column. Go to the Patent Maintenance Fees Storefront. Published notices. We publish weekly lists of patents for which maintenance fees may now be paid and of patents expired for failure to pay maintenance fees in the Official Gazette. Choose ...

Dec 19, 2023 · Online patent tools. Locate online patent services and information. Patent Center. File and manage patent applications online. Patent fees. View fees and pay online. Check application status. Check patent application status in Patent Center. Global Dossier. View international patent filings. Electronic Business Center

Over 33,000 plant patents have been issued since then. Color, an important feature of plants, can only be viewed in the paper copies in the PSF. X-Patents. A collection of X-Patents is available in microfilm format. The patents known as X-Patents were issued by the U.S. Patent Office from July 1790 to July 1836.

Nov 4, 2024 · Patent Center. File and manage patent applications online. Patent fees. View fees and pay online. Check application status. Check patent application status in Patent Center. Global Dossier. View international patent filings. Electronic Business Center. Support center for help with Patent Center and other electronic services. Patent data ...

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37 CFR 1.378 Acceptance of delayed payment of maintenance fee in expired patent to reinstate patent. (a) The Director may accept the payment of any maintenance fee due on a patent after expiration of the patent if, upon petition, the delay in payment of the maintenance fee is shown to the satisfaction of the Director to have been unintentional.