US3330600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seat cushions
Assignee: North British Rubber Co Ltd
•
Filing: 1966-06-02
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Granted: 1967-07-11
•
Expires: 1986-06-02
Abstract
No abstract record available.
Inventors
- 👤 John R Robertson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:30
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/24; B60N2/32; B60N2/34; A; A47; A47C; A47C7/00; A47C7/02; A47C7/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A SEAT ASSEMBLY COMPRISING: A PAIR OF CONTOURED COVER PORTIONS OF FLEXIBLE PLASTIC MATERIAL, SAID PORTIONS HAVING BROAD FACES FOR FORMING THE SEAT AND BACK REST FOR SAID ASSEMBLY AND OPPOSED SIDES HAVING A COMMON EDGE FORMING A HINGE FOR SAID PORTIONS, SAID OPPOSED SIDES BEING AT AN ANGLE WHEN SAID FACES ARE DISPOSED SUBSTANTIALLY PARALLEL TO ONE ANOTHER; AND A FILLING OF CELLULAR PLASTICS MATERIAL IN SAID COVER PORTIONS.
Claim 2
Dependent Claim
70 words
A SEAT ASSEMBLY COMPRISING: A PAIR OF CONTOURED COVER PORTIONS OF FLEXIBLE PLASTIC MATERIAL, SAID PORTIONS HAVING BROAD FACES FOR FORMING THE SEAT AND BACK REST FOR SAID ASSEMBLY AND OPPOSED SIDES HAVING A COMMON EDGE FORMING A HINGE FOR SAID PORTIONS, SAID OPPOSED SIDES BEING AT AN ANGLE WHEN SAID FACES ARE DISPOSED SUBSTANTIALLY PARALLEL TO ONE ANOTHER; AND A FILLING OF CELLULAR PLASTICS MATERIAL IN SAID COVER PORTIONS.
References Cited (Backward Citations)
US3024068A
Cited
US3007737A
Cited
US3233885A
Cited
US2990007A
Cited
FR1380470A
Cited
US3264034A
Cited
US3226157A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |