Patent US3308587A successfully refreshed from Google Patents.
US3308587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bowling alley board adjustor
Assignee: G L C BOWLING SUPPLIES Inc
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Filing: 1963-12-30
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Granted: 1967-03-14
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Expires: 1983-12-30
Abstract
No abstract record available.
Inventors
- 👤 Howard L Gilroy
- 👤 Walter J Lillard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 04:45
CPC Classifications
A; A63; A63D; A63D1/00; A63D1/04; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
IN COMBINATION WITH A BOWLING ALLEY BOARD AND A LEVELING STRIP SUPPORTING SAID BOARD FROM BELOW, AN EXTERNALLY THREADED SLEEVE HAVING A TRANSVERSE SLOT IN THE UPPER END THEREOF AND ADAPTED TO BE EMBEDDED COMPLETELY WITHIN SAID BOARD BY THREADABLE ENGAGEMENT WITH A VERTICAL BORE EXTENDING THROUGH SAID BOARD, AN INTERNALLY THREADED LONGITUDINAL BORE EXTENDING DOWNWARDLY THROUGH SAID SLEEVE, A BEARING CUP HAVING AN UPWARDLY DISPOSED RECESS THEREIN, AND ADAPTED FOR INSERTION INTO SAID BORE IN SAID BOARD AND TO BE SUPPORTED BY SAID LEVELING STRIP, A FIRST SCREW ARRANGED FOR ADJUSTABLE, THREADED ENGAGEMENT WITH SAID THREADED BORE OF SAID SLEEVE, THE LOWER END OF SAID FIRST SCREW BEING RECEIVED WITHIN SAID RECESS IN SAID BEARING CUP AND THE UPPER END OF SAID FIRST SCREW BEING DISPOSED BELOW THE UPPER END OF SAID SLEEVE WHEN SAID LOWER END OF SAID FIRST SCREW EXTENDS BELOW THE LOWER END OF SAID SLEEVE, MEANS FOR GRIPPING AND ROTATING SAID SCREW TO FORCE AND MAINTAIN SAID SLEEVE AND BOARD UPWARDLY FROM AND IN SPACED RELATIONSHIP WITH SAID BEARING CUP AND LEVELING STRIP, A LOCKING SCREW ADAPTED FOR THREADABLE ENGAGEMENT WITHIN SAID THREADED BORE OF SAID SLEEVE ABOVE
Claim 2
Dependent Claim
193 words
IN COMBINATION WITH A BOWLING ALLEY BOARD AND A LEVELING STRIP SUPPORTING SAID BOARD FROM BELOW, AN EXTERNALLY THREADED SLEEVE HAVING A TRANSVERSE SLOT IN THE UPPER END THEREOF AND ADAPTED TO BE EMBEDDED COMPLETELY WITHIN SAID BOARD BY THREADABLE ENGAGEMENT WITH A VERTICAL BORE EXTENDING THROUGH SAID BOARD, AN INTERNALLY THREADED LONGITUDINAL BORE EXTENDING DOWNWARDLY THROUGH SAID SLEEVE, A BEARING CUP HAVING AN UPWARDLY DISPOSED RECESS THEREIN, AND ADAPTED FOR INSERTION INTO SAID BORE IN SAID BOARD AND TO BE SUPPORTED BY SAID LEVELING STRIP, A FIRST SCREW ARRANGED FOR ADJUSTABLE, THREADED ENGAGEMENT WITH SAID THREADED BORE OF SAID SLEEVE, THE LOWER END OF SAID FIRST SCREW BEING RECEIVED WITHIN SAID RECESS IN SAID BEARING CUP AND THE UPPER END OF SAID FIRST SCREW BEING DISPOSED BELOW THE UPPER END OF SAID SLEEVE WHEN SAID LOWER END OF SAID FIRST SCREW EXTENDS BELOW THE LOWER END OF SAID SLEEVE, MEANS FOR GRIPPING AND ROTATING SAID SCREW TO FORCE AND MAINTAIN SAID SLEEVE AND BOARD UPWARDLY FROM AND IN SPACED RELATIONSHIP WITH SAID BEARING CUP AND LEVELING STRIP, A LOCKING SCREW ADAPTED FOR THREADABLE ENGAGEMENT WITHIN SAID THREADED BORE OF SAID SLEEVE ABOVE
References Cited (Backward Citations)
US1447448A
Cited
US1753154A
Cited
US2483976A
Cited
US2574677A
Cited
DE1074251B
Cited
US2922455A
Cited
US3111723A
Cited
US3211454A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |