US3015489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bowling ball stop mechanism
Assignee: AMF Inc
•
Filing: 1958-06-18
•
Granted: 1962-01-02
•
Expires: 1978-06-18
Abstract
No abstract record available.
Inventors
- 👤 Harold A Jones
- 👤 Fred J Schmidt
- 👤 Stanley E Condon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:19
CPC Classifications
A; A63; A63D; A63D5/00; A63D5/02; A63D5/023; A63D5/026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US974400A
Cited
US1160018A
Cited
US1431695A
Cited
US2306955A
Cited
US2505932A
Cited
US2796261A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-01 | 1965-07-03 | 1966-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-01 | 1969-07-03 | 1970-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-01 | 1973-07-03 | 1974-01-02 | $7700.00 | Window Closed / Lapsed |