US2914960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed control attachment
Assignee: Individual
•
Filing: 1956-07-06
•
Granted: 1959-12-01
•
Expires: 1976-07-06
Abstract
No abstract record available.
Inventors
- 👤 Roy G Edgerton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:20
CPC Classifications
B; B60; B60K; B60K31/00; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/2063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2145665A
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US2104649A
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US2171401A
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US2186620A
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US2295897A
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US2509274A
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US2506940A
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US2677733A
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US2661941A
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US2692980A
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US2822702A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |