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USPTO Patent Assignments Scraper

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Scrapes USPTO patent assignment records by assignee, assignor, patent number, application number, publication number, PCT number, or reel/frame. Returns each assignment as a flat row with recorded date, conveyance type, and party details.

Pricing

from $19.00 / 1,000 results

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Developer

ParseForge

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Total users

Monthly active users

13 hours ago

Last modified

Categories

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Maximum assignments

maxItems

Optional

How many patent assignments to collect per run.

Type:integer

Minimum:1

Maximum:1000000

Search Field

searchField

Optional

Which field to search by.

Type:string

Options:

assigneeNameassignorNamepatentNumberapplicationNumberpublicationNumberpctNumberreelFrame

Patent or assignee name

searchQuery

Optional

Value to look up. For Assignee/Assignor: company or person name (e.g. 'Apple'). For Patent/Application/Publication: the number. For Reel/Frame: use format '28725/607'.

Type:string

Match Type

matchType

Optional

Whether to search for an exact match or allow partial (contains) matches. Applies to Assignee Name, Assignor Name, and Correspondent Name searches.

Type:string

Options:

ContainsExact

Recorded Date From

dateFrom

Optional

Limit assignments recorded on or after this date (MM/DD/YYYY, e.g. 01/01/2020).

Type:string

Recorded Date To

dateTo

Optional

Limit assignments recorded on or before this date (MM/DD/YYYY, e.g. 12/31/2024).

Type:string

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