US2583735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sewing machine
Assignee: Union Special Machine Co
•
Filing: 1950-07-29
•
Granted: 1952-01-29
•
Expires: 1970-07-29
Abstract
No abstract record available.
Inventors
- 👤 Robert A Hayes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:08
CPC Classifications
D; D05; D05B; D05B23/00; D05B29/00; D05B29/06; D05B73/00; D05B73/005; D05B73/04; D05B73/12; D05D; D05D2305/00; D05D2305/02; D05D2305/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1884404A
Cited
US2145554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-28 | 1955-07-30 | 1956-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-28 | 1959-07-30 | 1960-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-28 | 1963-07-30 | 1964-01-29 | $7700.00 | Window Closed / Lapsed |