US2996935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indexing device
Assignee: Holley Performance Products Inc
•
Filing: 1959-01-19
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Granted: 1961-08-22
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Expires: 1979-01-19
Abstract
No abstract record available.
Inventors
- 👤 Williams John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:11
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/006; Y; Y10; Y10T; Y10T408/00; Y10T408/16; Y10T408/175; Y10T409/00; Y10T409/30; Y10T409/306664; Y10T409/306776; Y10T74/00; Y10T74/14; Y10T74/1418; Y10T74/15; Y10T74/1526; Y10T74/1529; Y10T74/18; Y10T74/1856
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-21 | 1965-02-20 | 1965-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-21 | 1969-02-20 | 1969-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-21 | 1973-02-20 | 1973-08-22 | $7700.00 | Window Closed / Lapsed |