US2301348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed governor for engines
Assignee: Volvo Construction Equipment AB
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Filing: 1939-12-21
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Granted: 1942-11-10
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Expires: 1959-12-21
Abstract
No abstract record available.
Inventors
- 👤 Wallgren August Gunn Ferdinand
- 👤 Seligman Gunnar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:18
CPC Classifications
H; H02; H02P; H02P7/00; H02P7/06; H02P7/066; D; D21; D21D; D21D5/00; D21D5/02; H02P23/00; H02P23/16; Y; Y10; Y10T; Y10T137/00; Y10T137/0971
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) | 1945-11-09 | 1946-05-11 | 1946-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-11-09 | 1950-05-11 | 1950-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-11-09 | 1954-05-11 | 1954-11-10 | $7700.00 | Window Closed / Lapsed |