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Patent File Histories

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Excellent and Timely Patent File History Services

DPS provides patent file histories at very competitive rate and the fastest service available. Our Patent File Histories contain all the correspondence between the PTO and the patent attorney or agent representing an inventor. All of our documents are available in electronic PDF format all documents are indexed by section and fully keyword searchable.

  • Patent File Histories
  • Patent Reexamination File History
  • Patent Interference Case File
  • All Patent-Related Case Documents
  • Trademark Patent File Histories

Our staff has been working with and accessing patent and trademark files for years and are experts in submitting the proper papers if needed to access files or documents. We check the accuracy of every document also check files for updated papers and will notify you of papers or pages missing from the file.

Your electronic PDF downloads are:

  • Adobe PDF documents
  • Very nicely bookmarked
  • Fully keyword searchable
  • Share, download or e-mail them.
  • Share or forward the download link to anyone
  • Large order discounts are always available

Non-U.S File Histories

For non-US file histories (Japanese, Chinese, Korean, European, Canadian, World, PCT or any other country), simply tell us the patent number and any other necessary information, and we will do the rest for you. (See “Foreign Patent File Histories” in the fees and services page for pricing and delivery times.)

Machine translations are also available for most Non-U.S. files with OCR-completed text files to English for your convenience.

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Professional Search

With our extensive PTO experience, we provide high quality professional patent search services. For details, call us at 800-741-3117.

You may also want to perform your own search with our new, up to date
US Pat Search System -
Try it Here