US3528635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Leg construction for chairs and the like
Assignee: BILTRITE NIGHTINGALE Inc
•
Filing: 1968-07-29
•
Granted: 1970-09-15
•
Expires: 1988-07-29
Abstract
No abstract record available.
Inventors
- 👤 Bernard David Nightingale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:29
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/002; A47C7/006; A47B; A47B97/00; B; B60; B60B; B60B33/00; B60B33/0002; B60B33/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1687333A
Cited
US1605272A
Cited
US1844113A
Cited
US1886112A
Cited
US2553890A
Cited
GB648155A
Cited
US3210035A
Cited
US3186669A
Cited
US3390421A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |