US2567699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump
Assignee: BARNES Manufacturing CO
•
Filing: 1947-04-16
•
Granted: 1951-09-11
•
Expires: 1967-04-16
Abstract
No abstract record available.
Inventors
- 👤 George A Devlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:37
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/08; F04C2/082; F04C2/084; F04C15/00; F04C15/0042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1380798A
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US1912408A
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US2021346A
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GB464475A
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US2212939A
Cited
US2246488A
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US2407753A
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US2383194A
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US2403796A
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US2460952A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-10 | 1955-03-12 | 1955-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-10 | 1959-03-12 | 1959-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-10 | 1963-03-12 | 1963-09-11 | $7700.00 | Window Closed / Lapsed |