US3515430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cushioned slipcover for chairs
Assignee: CURTIS F NELSON
•
Filing: 1968-01-09
•
Granted: 1970-06-02
•
Expires: 1988-01-09
Abstract
No abstract record available.
Inventors
- 👤 Curtis F Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:11
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)
US647929A
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US1295662A
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US1729352A
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US1836302A
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US1959920A
Cited
US2275908A
Cited
US2904103A
Cited
US3073649A
Cited
US3199916A
Cited
US3353867A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |