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US1307243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock-absorber for the polish or sucker-rods of oil-pumps.
Assignee: Individual
•
Filing: 1918-11-26
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Granted: 1919-06-17
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Expires: 1938-11-26
Abstract
No abstract record available.
Inventors
- 👤 Benjamin Cousins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:12
CPC Classifications
F; F16; F16C; F16C7/00; F16C7/04; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/18968; Y10T74/21; Y10T74/2142; Y10T74/2144
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) | 1922-06-16 | 1922-12-16 | 1923-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-06-16 | 1926-12-16 | 1927-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-06-16 | 1930-12-16 | 1931-06-17 | $7700.00 | Window Closed / Lapsed |