US2984112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine governor with stabilizing means
Assignee: Caterpillar Inc
•
Filing: 1959-04-13
•
Granted: 1961-05-16
•
Expires: 1979-04-13
Abstract
No abstract record available.
Inventors
- 👤 John H Parks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:32
CPC Classifications
G; G05; G05D; G05D13/00; G05D13/02; G05D13/06; G05D13/08; G05D13/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1104119A
Cited
AT73092B
Cited
US1265883A
Cited
GB177386A
Cited
US2141541A
Cited
US2719611A
Cited
US2653020A
Cited
US2607578A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |