US3517963A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chair insert with upholstered appearance
Assignee: Individual
•
Filing: 1968-08-20
•
Granted: 1970-06-30
•
Expires: 1988-08-20
Abstract
No abstract record available.
Inventors
- 👤 John Thomas Woods
- 👤 Margaret Hinke Woods
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:58
CPC Classifications
A; A47; A47C; A47C31/00; A47C31/10; A47C31/11; A47C7/00; A47C7/02; A47C7/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1861455A
Cited
US2086640A
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US2551084A
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US2792875A
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US2864438A
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US3030148A
Cited
US2973806A
Cited
US3065991A
Cited
US3078101A
Cited
US3311408A
Cited
US3180681A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-29 | 1973-12-29 | 1974-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-29 | 1977-12-29 | 1978-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-29 | 1981-12-29 | 1982-06-30 | $7700.00 | Window Closed / Lapsed |