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1. www.uspto.gov › patents › searchSearch for patents | USPTO - United States Patent and Trademark...

   www.uspto.gov › patents › search

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   10 cze 2024 · The United States Patent and Trademark Office (USPTO) Public Search Facility located in Alexandria, VA provides the public access to patent and trademark information in a variety of formats including on-line, microfilm, and print. Trained staff are available to assist public users.

2. www.uspto.gov › learning-and-resources › uspto-videosSearch with dates and date ranges | USPTO - United States Patent...

   www.uspto.gov › learning-and-resources › uspto-videos

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   19 gru 2023 · Learn how to find all U.S. patent documents published on, before, or after a particular date, or within a range of two dates using Patent Public Search.

3. patents.google.comGoogle Patents

   patents.google.com

   Search and read the full text of patents from around the world with Google Patents, and find prior art in our index of non-patent literature.

4. www.uspto.gov › subscription-center › 2022Patent Public Search tool: a streamlined way to search all U.S...

   www.uspto.gov › subscription-center › 2022

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   10 sie 2022 · PPUBS is a free online search tool for all U.S. published patent applications and patent grants. Currently, approximately 4,500 users are conducting patent searches with PPUBS each day in the U.S. and internationally, and close to 350,000 people have used PPUBS since it launched.

5. patents.justia.comUS Patent, Patent Application and Patent Search - Justia Patents...

   patents.justia.com

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   Search and research millions of US patents for free on Justia.com.

6. patents.justia.com › patents-by-issue-dateUS Patents by Issue Date - Justia Patents Search

   patents.justia.com › patents-by-issue-date

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   Search for US Patents Issued by the USPTO.

7. www.google.com › advanced_patent_searchGoogle Patents Advanced Search

   www.google.com › advanced_patent_search

   Search and read the full text of patents from around the world with Google Patents, and find prior art in our index of non-patent literature.