Return to search results
💡 Advanced Search Tip
Search by organization or tag to find related datasets
Patent Maintenance Fee Events (1981 - Present)
Contains recorded maintenance fee events for patents granted from September 1, 1981 to present. Each new weekly file is cumulative.
Complete Metadata
| accessLevelComment | |
|---|---|
| accessURL | https://bulkdata.uspto.gov/data/patent/maintenancefee |
| bureauCode |
[ "006:51" ] |
| dataDictionary | https://bulkdata.uspto.gov/data/patent/maintenancefee/MaintFeeEventsFileDocumentation.doc |
| dataQuality | true |
| format | text |
| identifier | EIP-5710P-OL |
| issued | 2009-12-01 |
| landingPage | https://bulkdata.uspto.gov/#addt |
| language |
[ "en-US" ] |
| mbox | IPD@uspto.gov |
| PrimaryITInvestmentUII | |
| programCode |
[ "006:070" ] |
| references |
[ "https://bulkdata.uspto.gov/data/patent/maintenancefee/MaintFeeEventsFileDocumentation.doc" ] |
| spatial | |
| systemOfRecords | |
| temporal | 1981-09-01/2022-12-31 |
| theme |
[ "events", "fee", "maintenance", "patent", "patent grant" ] |
| webService | https://bulkdata.uspto.gov/data/patent/maintenancefee |
