US2671499A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slip cover
Assignee: S & E Manufacturing Co
•
Filing: 1952-12-16
•
Granted: 1954-03-09
•
Expires: 1972-12-16
Abstract
No abstract record available.
Inventors
- 👤 William J Reavis
- 👤 Schutte Ethel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:19
CPC Classifications
A; A47; A47C; A47C31/00; A47C31/10; A47C31/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1817404A
Cited
US2004982A
Cited
US1825909A
Cited
US2179805A
Cited
US2373071A
Cited
US2416806A
Cited
US2418092A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |