US3523742A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic speed governor
Assignee: Individual
•
Filing: 1966-02-07
•
Granted: 1970-08-11
•
Expires: 1986-02-07
Abstract
No abstract record available.
Inventors
- 👤 Harold Gold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:38
CPC Classifications
G; G05; G05D; G05D13/00; Y; Y10; Y10S; Y10S60/00; Y10S60/906; Y10S60/907; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87169; Y10T137/87233
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2928376A
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US2905457A
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US2946193A
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US2983101A
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US3016708A
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US3027902A
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US3248043A
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US3271955A
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US3355886A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-10 | 1974-02-09 | 1974-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-10 | 1978-02-09 | 1978-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-10 | 1982-02-09 | 1982-08-11 | $7700.00 | Window Closed / Lapsed |