US2376648A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sewing machine
Assignee: Singer Co
•
Filing: 1943-05-28
•
Granted: 1945-05-22
•
Expires: 1963-05-28
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:55
CPC Classifications
D; D05; D05B; D05B69/00; D05B69/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-05-21 | 1948-11-20 | 1949-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-05-21 | 1952-11-20 | 1953-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-05-21 | 1956-11-20 | 1957-05-22 | $7700.00 | Window Closed / Lapsed |