US2980424A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic pin spotter control mechanism
Assignee: AMF Inc
•
Filing: 1957-04-04
•
Granted: 1961-04-18
•
Expires: 1977-04-04
Abstract
No abstract record available.
Inventors
- 👤 Sanders Milton
- 👤 Howard S Halpern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:31
CPC Classifications
A; A63; A63D; A63D5/00; A63D5/04; A63D2005/048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2338733A
Cited
US2514457A
Cited
US2559274A
Cited
US2697605A
Cited
US2520662A
Cited
US2613933A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |