Patent US1927395A successfully refreshed from Google Patents.
US1927395A
Expired / Lapsed
US
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Gear pump
Assignee: Individual
•
Filing: 1931-11-13
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Granted: 1933-09-19
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Expires: 1951-11-13
Abstract
No abstract record available.
Inventors
- 👤 Leonard L Edwards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:20
CPC Classifications
F; F04; F04C; F04C14/00; F04C14/24; F04C14/26; F04C14/265; F04C15/00; F04C15/0003; F04C15/0023; F04C15/0026; F04C2/00; F04C2/08; F04C2/082; F04C2/086; F04C2240/00; F04C2240/80; F04C2240/802
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) | 1936-09-18 | 1937-03-20 | 1937-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-09-18 | 1941-03-20 | 1941-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-09-18 | 1945-03-20 | 1945-09-19 | $7700.00 | Window Closed / Lapsed |