Patent US3276336A successfully refreshed from Google Patents.
US3276336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing devices for grooves between structural blocks
Assignee: Acme Highway Products Corp
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Filing: 1964-04-16
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Granted: 1966-10-04
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Expires: 1984-04-16
Abstract
No abstract record available.
Inventors
- 👤 Alfred F Crone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:18
CPC Classifications
E; E01; E01C; E01C11/00; E01C11/02; E01C11/04; E01C11/12; E01C11/126
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A SEALING STRIP FOR SEALING A GROOVE BETWEEN ADJACENT EDGE FACES OF RIGID BLOCKS THAT ARE SUBJECT TO EXPANSION AND CONTRACTION WITH AMBIENT TEMPERATURE VARIATIONS, WHICH COMPRISES AN ELONGATED, TUBULAR, INTEGRAL BODY OF ELASTOMERIC MATERIAL HAVING APPROXIMATELY PARALLEL SIDE WALLS WITH OUTER FACES THAT ARE APPROXIMATELY STRAIGHT, TOP AND BOTTOM WALLS CONNECTING WITH THE UPPER AND LOWER EDGES OF SAID SIDE WALLS, A PLURALITY OF INTERIOR CROSSING AND INTERCONNECTED, STRAIGHT, DIAGONALLY EXTENDING CROSS BARS, SOME OF SAID CROSS BARS CONNECTING SAID TOP WALL WITH SAID SIDE WALLS, AND OTHER OF SAID CROSS BARS CONNECTING SAID BOTTOM WALL WITH SAID SIDE WALLS, AND A LONGITUDINAL EXTENDING WALL INTERMEDIATE OF AND APPROXIMATELY PARALLEL TO SAID SIDE WALLS AND CONNECTED INTEGRALLY WITH SAID CROSS BARS AND TERMINATING IN SPACED RELATION TO THE TOP WALL.
Claim 2
Dependent Claim
131 words
A SEALING STRIP FOR SEALING A GROOVE BETWEEN ADJACENT EDGE FACES OF RIGID BLOCKS THAT ARE SUBJECT TO EXPANSION AND CONTRACTION WITH AMBIENT TEMPERATURE VARIATIONS, WHICH COMPRISES AN ELONGATED, TUBULAR, INTEGRAL BODY OF ELASTOMERIC MATERIAL HAVING APPROXIMATELY PARALLEL SIDE WALLS WITH OUTER FACES THAT ARE APPROXIMATELY STRAIGHT, TOP AND BOTTOM WALLS CONNECTING WITH THE UPPER AND LOWER EDGES OF SAID SIDE WALLS, A PLURALITY OF INTERIOR CROSSING AND INTERCONNECTED, STRAIGHT, DIAGONALLY EXTENDING CROSS BARS, SOME OF SAID CROSS BARS CONNECTING SAID TOP WALL WITH SAID SIDE WALLS, AND OTHER OF SAID CROSS BARS CONNECTING SAID BOTTOM WALL WITH SAID SIDE WALLS, AND A LONGITUDINAL EXTENDING WALL INTERMEDIATE OF AND APPROXIMATELY PARALLEL TO SAID SIDE WALLS AND CONNECTED INTEGRALLY WITH SAID CROSS BARS AND TERMINATING IN SPACED RELATION TO THE TOP WALL.
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |