US3211508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stand
Assignee: American Seating Co
•
Filing: 1964-09-09
•
Granted: 1965-10-12
•
Expires: 1984-09-09
Abstract
No abstract record available.
Inventors
- 👤 Walter E Nordmark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:20
CPC Classifications
A; A47; A47B; A47B19/00; A47B19/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US495857A
Cited
US679529A
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US800574A
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US827913A
Cited
US1876336A
Cited
US1598922A
Cited
US2260716A
Cited
FR1083028A
Cited
US2946639A
Cited
US2980482A
Cited
US3160281A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |