US3000019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seat construction for upholstered furniture
Assignee: Kenmar Manufacturing Co
•
Filing: 1959-12-03
•
Granted: 1961-09-19
•
Expires: 1979-12-03
Abstract
No abstract record available.
Inventors
- 👤 Leslie R Maurer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:11
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/02; A47C7/28; A47C7/282
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2010578A
Cited
GB461406A
Cited
US2231346A
Cited
US2604933A
Cited
US2728382A
Cited
US2703603A
Cited
US2788845A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |