US1779254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hemstitcher
Assignee: Individual
•
Filing: 1930-08-04
•
Granted: 1930-10-21
•
Expires: 1950-08-04
Abstract
No abstract record available.
Inventors
- 👤 Kahn Benjamin
- 👤 Maude E Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:00
CPC Classifications
D; D05; D05B; D05B35/00; D05B35/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1933-10-20 | 1934-04-21 | 1934-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-10-20 | 1938-04-21 | 1938-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-10-20 | 1942-04-21 | 1942-10-21 | $7700.00 | Window Closed / Lapsed |