US2977121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bowling pin spotting and respotting machine
Assignee: AMF Inc
•
Filing: 1954-05-03
•
Granted: 1961-03-28
•
Expires: 1974-05-03
Abstract
No abstract record available.
Inventors
- 👤 Flint Thomas
- 👤 John M Fluke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:45
CPC Classifications
A; A63; A63D; A63D5/00; A63D5/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1190651A
Cited
US1692796A
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US1590124A
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US2015428A
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US2341475A
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US2518457A
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US2559274A
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US2697605A
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US2634979A
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US2547203A
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US2651519A
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US2621961A
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US2672341A
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US2603487A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-27 | 1964-09-26 | 1965-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-27 | 1968-09-26 | 1969-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-27 | 1972-09-26 | 1973-03-28 | $7700.00 | Window Closed / Lapsed |