Patent File Histories
Keyword searchable and bookmarked.
Non-Patent Literature
Nicely tabbed NPL.
Assignments
Assignments, Reel and Frame copies.
Certification
Rapid certification, directly with the PTO.
Delivery Options
Convenient options, plus a portal for frequent users
Patent Downloads
Get PDF patents instantly
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Legalization & Authentication
We legalize and authenticate a wide variety of documents.
IP Search Services
Professional IP and patent searching.
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.
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:
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.