US3342447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resilient bearers for structures or machinery
Assignee: Andre Rubber Co Ltd
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Filing: 1965-06-28
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Granted: 1967-09-19
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Expires: 1985-06-28
Abstract
No abstract record available.
Inventors
- 👤 Sydney W Marsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:32
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/36; F16F1/42; F16F1/52; F16F1/54; E; E01; E01D; E01D19/00; E01D19/04; E01D19/041; F16F1/40; F16F1/406; F16F3/00; F16F3/08; F16F3/087; F16F3/0873; F16F2236/00; F16F2236/12; F16F2236/123
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A RESILIENT LOAD SUPPORTING BEARING FOR CIVIL ENGINEERING STRUCTURES WHICH COMPRISES A STACK OF SUPERIMPOSED SEPARATE SLABS OF ELASTOMERIC MATERIAL, METAL PLATES EACH BONDED TO THE ELASTOMERIC MATERIAL, OF ONE OF SAID SLABS FOR REINFORCING THE SAME AND THE ADJACENT SURFACES OF EACH PAIR OF SLABS BEING SHAPED TO PROVIDE KEYING MEANS THEREBETWEEN COMPRISING CORRESPONDING PROJECTIONS AND RECESSES WHEREBY THE CONTIGUOUS SURFACES OF EACH PAIR OF ADJACENT SLABS CONSTITUTE THE ONLY CONNECTION BETWEEN THE SLABS AND AT LEAST ONE OF SAID ADJACENT SURFACES IS ELASTOMERIC MATERIAL.
Claim 2
Dependent Claim
86 words
A RESILIENT LOAD SUPPORTING BEARING FOR CIVIL ENGINEERING STRUCTURES WHICH COMPRISES A STACK OF SUPERIMPOSED SEPARATE SLABS OF ELASTOMERIC MATERIAL, METAL PLATES EACH BONDED TO THE ELASTOMERIC MATERIAL, OF ONE OF SAID SLABS FOR REINFORCING THE SAME AND THE ADJACENT SURFACES OF EACH PAIR OF SLABS BEING SHAPED TO PROVIDE KEYING MEANS THEREBETWEEN COMPRISING CORRESPONDING PROJECTIONS AND RECESSES WHEREBY THE CONTIGUOUS SURFACES OF EACH PAIR OF ADJACENT SLABS CONSTITUTE THE ONLY CONNECTION BETWEEN THE SLABS AND AT LEAST ONE OF SAID ADJACENT SURFACES IS ELASTOMERIC MATERIAL.
References Cited (Backward Citations)
US1917929A
Cited
FR1239789A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |