Uspto download file history

For other assistance, please see our contact us page. Additional Patent Data Products. Patent Assignment Text current Calendar Year A patent assignment is a transfer of ownership of a patent application or patent from one entity to another. Patent assignment data contains assignor name and index and assignee name and index. Patent Maintenance Fee Events current Calendar Year A patent maintenance fee is a charge for maintaining all granted patents.

Approximately 23 MB compressed per bimonthly file. Name optional. In this case, the application was published as an application as US Pat Pub. Display References The display reference tab provides documents containing prior art references such as patents, patent applications, publications, etc. This is a subset of the documents downloadable from the image file wrapper tab. Back to the Top 2. Back to the Top 3. Back to the Top 4.

Back to the Top 5. Back to the Top 6. Back to the Top 7. Back to the Top 8. DTA 2. CSV 2. DTA CSV DTA 98 MB. DTA 90 MB. DTA 0. CSV 0. DTA 21 MB. DTA 4. If you prefer, you may order via email to orders dpsfiles. Invoice my office. I will pay with credit card. We will contact you when your order is ready.

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