Patent US3267630A successfully refreshed from Google Patents.
US3267630A
Expired / Lapsed
US
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Flooring systems
Assignee: AMERICAN SPORTS COURTS INC A PA CORP
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Filing: 1964-04-20
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Granted: 1966-08-23
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Expires: 1984-04-20
Abstract
No abstract record available.
Inventors
- 👤 Ray E Omholt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:15
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/04; E04F15/02044; E04F2015/0205; E04F2015/02066; E04F2015/02077; E04F2015/02094; E04F2201/00; E04F2201/01; E04F2201/0107; E04F2201/02; E04F2201/023; E04F2201/025; E04F2201/05; E04F2201/0517
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
A FLOORING SYSTEM COMPRISING: A PLURALITY OF SPACED PARALLEL CHANNELS EACH WITH A PAIR OF SPACED RIMS HAVING UPPER FACE PORTIONS, DRAW-DOWN CLIPS HAVING LOWER PORTIONS IN GRIPPING ENGAGEMENT WITH EACH OF SAID CHANNELS AND HAVING AT LEAST ONE UPPER OUTWARDLY EXTENDING BOARD ENGAGING PORTION ABOVE SAID CHANNELS, A PLURALITY OF PARALLEL HOMOGENEOUS FLOOR BOARDS OF WOOD EACH HAVING AN UPPER WEAR FACE AND A LOWER HORIZONTAL FACE TRANSVERSELY DISPOSED WITH RESPECT TO THE CHANNEL AND IN ENGAGEMENT WITH SAID CHANNEL FACE PORTIONS, EACH OF SAID BOARDS ON ONE SIDE THEREOF SPACED INTERMEDIATE THE UPPER AND LOWER FACES OF THE BOARD HAVING A TONGUE WITH UPPER AND LOWER HORIZONTAL FACE PORTIONS AND OPPOSITE THERETO A TONGUE RECEIVING GROOVE WITH UPPER AND LOWER HORIZONTAL FACE PORTIONS, SAID UPPER AND LOWER FACE PORTIONS OF A TONGUE OF ONE BOARD BEING IN SUBSTANTIALLY CONTINUOUS ENGAGEMENT WITH SAID UPPER AND LOWER FACE PORTIONS OF A GROOVE OF THE NEXT BOARD FOR RESTRAINING INDEPENDENT VERTICAL MOVEMENT OF ONE OF SAID BOARDS WITH RESPECT TO THE OTHER AND FOR PREVENTING WARPAGE,
Claim 2
Dependent Claim
175 words
A FLOORING SYSTEM COMPRISING: A PLURALITY OF SPACED PARALLEL CHANNELS EACH WITH A PAIR OF SPACED RIMS HAVING UPPER FACE PORTIONS, DRAW-DOWN CLIPS HAVING LOWER PORTIONS IN GRIPPING ENGAGEMENT WITH EACH OF SAID CHANNELS AND HAVING AT LEAST ONE UPPER OUTWARDLY EXTENDING BOARD ENGAGING PORTION ABOVE SAID CHANNELS, A PLURALITY OF PARALLEL HOMOGENEOUS FLOOR BOARDS OF WOOD EACH HAVING AN UPPER WEAR FACE AND A LOWER HORIZONTAL FACE TRANSVERSELY DISPOSED WITH RESPECT TO THE CHANNEL AND IN ENGAGEMENT WITH SAID CHANNEL FACE PORTIONS, EACH OF SAID BOARDS ON ONE SIDE THEREOF SPACED INTERMEDIATE THE UPPER AND LOWER FACES OF THE BOARD HAVING A TONGUE WITH UPPER AND LOWER HORIZONTAL FACE PORTIONS AND OPPOSITE THERETO A TONGUE RECEIVING GROOVE WITH UPPER AND LOWER HORIZONTAL FACE PORTIONS, SAID UPPER AND LOWER FACE PORTIONS OF A TONGUE OF ONE BOARD BEING IN SUBSTANTIALLY CONTINUOUS ENGAGEMENT WITH SAID UPPER AND LOWER FACE PORTIONS OF A GROOVE OF THE NEXT BOARD FOR RESTRAINING INDEPENDENT VERTICAL MOVEMENT OF ONE OF SAID BOARDS WITH RESPECT TO THE OTHER AND FOR PREVENTING WARPAGE,
References Cited (Backward Citations)
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Cited
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US2046593A
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US2014841A
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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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |