US2593196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railway sewing machine
Assignee: HERMAS MACHINE Co
•
Filing: 1947-10-25
•
Granted: 1952-04-15
•
Expires: 1967-10-25
Abstract
No abstract record available.
Inventors
- 👤 Walter S Rotherham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:13
CPC Classifications
D; D05; D05B; D05B23/00; D05B29/00; D05B29/06; D05B73/00; D05B73/04; D05B73/12
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |