Patent US1658857A successfully refreshed from Google Patents.
US1658857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Guard for self-starter plungers
Assignee: Individual
•
Filing: 1926-05-11
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Granted: 1928-02-14
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Expires: 1946-05-11
Abstract
No abstract record available.
Inventors
- 👤 Jann A Quathamer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:56
CPC Classifications
G; G05; G05G; G05G5/00; G05G5/005; H; H01; H01H; H01H3/00; H01H3/02; H01H3/20; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/2093
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) | 1931-02-13 | 1931-08-15 | 1932-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-02-13 | 1935-08-15 | 1936-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-02-13 | 1939-08-15 | 1940-02-14 | $7700.00 | Window Closed / Lapsed |