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- www.freepatentsonline.com
  
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  Most Popular Patent Content Recent documents: US Patents US Applications US Design Patents Miscellaneous: Crazy Patents University Patents Chemical Patents New Computers: Permitting Access Electrical Computers
  
  2025-12-11
  
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  www.pat2pdf.org - A FREE patent search tool
  
  US Plant Patent pp05000 [add leading 0's if needed] US Reissue re34343 US Statutory Invention Reg. h1234 Multiple Requests Separate with a semicolon: 12345; pp6000 Enter Number(s): To link to a patent, please use the ...
  
  2025-12-14
  
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FPO IP Research & Communities - Patent

日期：2025-12-17

Complete Patent Searching Database and Patent Data Analytics Services. ... Note that most fields support Phrase (ABST/"cardboard box"), Proximity (ABST/"cardboard box"~5), Wildcard (ABST/card*), and Leading Wildcard ......

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Retrieving Patent from PAT2PDF.org - Free PDF copies of patents ...

日期：2025-12-13

Download and print a PDF copy of any U.S. patent, for free, through the use of a simple web form. Multiple patents can be obtained by separating requests with a semicolon. Design ......

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Search for Patents - United States Patent and Trademark ...

日期：2025-12-15

2013年9月30日 - See this important information about searching for patents: ... How to Conduct a Preliminary U.S. Patent Search: A Step by Step Strategy - Web ......

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日期：2025-12-15

Free Patents Online US Patents US Patent Applications EP documents Abstracts of Japan WIPO (PCT) [54] Title 名稱 [57] Abstract 摘要 [57] Claims 申請專利範圍 Description Application [72] Inventor Name 創作人 v 以下搜尋策略可按滑鼠右鍵，再按複製 ......

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