US2909136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sewing machine foot for use in sewing concealed sliding clasp fasteners
Assignee: PLACKET CLOSING CORP OF AMERIC
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Filing: 1956-12-18
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Granted: 1959-10-20
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Expires: 1976-12-18
Abstract
No abstract record available.
Inventors
- 👤 Dixon Eric William Childs
- 👤 Fowler Ron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:21
CPC Classifications
D; D05; D05B; D05B29/00; D05B3/00; D05B3/12; D05B3/18; D05B29/06; D05D; D05D2303/00; D05D2303/02; D05D2303/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US338163A
Cited
US381090A
Cited
US415000A
Cited
GB191321769A
Cited
US1207619A
Cited
US2369118A
Cited
US2697994A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |