US2491685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sewing machine
Assignee: CECYLE MABEL
•
Filing: 1945-12-03
•
Granted: 1949-12-20
•
Expires: 1965-12-03
Abstract
No abstract record available.
Inventors
- 👤 Charles A Munz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:29
CPC Classifications
D; D05; D05B; D05B11/00; D05B29/00; D05B29/02; D05B47/00; D05B47/04; D05B29/06; D05B55/00; D05B55/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-19 | 1953-06-20 | 1953-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-19 | 1957-06-20 | 1957-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-19 | 1961-06-20 | 1961-12-20 | $7700.00 | Window Closed / Lapsed |