US1168129A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic lubricating device.
Assignee: WILLIAM L WEIR
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Filing: 1914-10-19
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Granted: 1916-01-11
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Expires: 1934-10-19
Abstract
No abstract record available.
Inventors
- 👤 Calvin L Van Norsdall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:54
CPC Classifications
B; B61; B61F; B61F17/00; B61F17/02; B61F17/26
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) | 1919-01-10 | 1919-07-12 | 1920-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-01-10 | 1923-07-12 | 1924-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-01-10 | 1927-07-12 | 1928-01-11 | $7700.00 | Window Closed / Lapsed |