Patent US3250535A successfully refreshed from Google Patents.
US3250535A
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US
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Bowling lane signalling mechanism
Assignee: AMF Inc
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Filing: 1962-10-08
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Granted: 1966-05-10
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Expires: 1982-10-08
Abstract
No abstract record available.
Inventors
- 👤 George S Hills
- 👤 Jr Roy E Blewitt
- 👤 Henry C Congelli
- 👤 Harold A Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:36
CPC Classifications
A; A63; A63D; A63D5/00; A63D5/04; A63B; A63B69/00; A63B69/0046; A63D2005/042
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
52 words
IN COMBINATION, A BOWLING LANE HAVING AN APPROACH AREA DIVISIBLE INTO GENERALLY LEFT SIDE, CENTRAL AND RIGHT SIDE AREAS, MEANS FOR SELECTIVELY PRODUCING DISTINCTLY DIFFERENT SIGNALS DIRECTLY IDENTIFYING ANY ONE OF SAID LEFT, CENTRAL AND RIGHT AREAS, AND MEANS CONTROLLING AND OPERATING THE LAST-MENTIONED MEANS TO EFFECT THE PRODUCTION OF SAID SIGNALS.
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) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |