US1416004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Buttonhole sewing machines
Assignee: Singer Co
•
Filing: 1921-01-07
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Granted: 1922-05-16
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Expires: 1941-01-07
Abstract
No abstract record available.
Inventors
- 👤 Voe Albert H De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:29
CPC Classifications
D; D05; D05B; D05B3/00; D05B3/06; B; B22; B22C; B22C9/00; B22C9/12; B60; B60L; B60L15/00; B60L15/20; B60L2200/00; B60L2200/26; D05B73/00; D05B73/04; D05B73/12; Y; Y02; Y02T; Y02T10/00; Y02T10/60; Y02T10/64; Y02T10/72
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) | 1925-05-15 | 1925-11-14 | 1926-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-05-15 | 1929-11-14 | 1930-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-05-15 | 1933-11-14 | 1934-05-16 | $7700.00 | Window Closed / Lapsed |