Patent US1337597A successfully refreshed from Google Patents.
US1337597A
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US
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Oiling and protecting means for ball-bearings, &c.
Assignee: Fafnir Bearing Co
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Filing: 1919-09-16
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Granted: 1920-04-20
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Expires: 1939-09-16
Abstract
No abstract record available.
Inventors
- 👤 Gilbert Daniel Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:49
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/66; F16C33/6637; F16C33/6659; F16C33/72; F16C33/76; F16C33/78; F16C33/784; F16C33/7843; F16C33/7846; F16C33/785; F16C33/7889; F16C33/80; F16C19/00; F16C19/02; F16C19/04; F16C19/06; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49702
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1923-04-20 | 1923-10-20 | 1924-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-04-20 | 1927-10-20 | 1928-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-04-20 | 1931-10-20 | 1932-04-20 | $7700.00 | Window Closed / Lapsed |