US2381741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump or motor unit
Assignee: STANDARD MACHINERY Co
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Filing: 1942-10-22
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Granted: 1945-08-07
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Expires: 1962-10-22
Abstract
No abstract record available.
Inventors
- 👤 Christian E Grosser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:39
CPC Classifications
F; F01; F01B; F01B13/00; F01B13/04; F01B13/06; F01B13/061; F01B13/062; F01B1/00; F01B1/06; F01B1/0675; F01B1/0686; F01B1/0689; F03; F03C; F03C1/00; F03C1/02; F03C1/04; F03C1/0403; F03C1/0435; F03C1/0444; F16; F16H; F16H39/00; F16H39/04; F16H39/06; F16H39/08; F16H39/16; F16H39/18
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) | 1948-08-06 | 1949-02-05 | 1949-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-08-06 | 1953-02-05 | 1953-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-08-06 | 1957-02-05 | 1957-08-07 | $7700.00 | Window Closed / Lapsed |