Patent US3145674A successfully refreshed from Google Patents.
US3145674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure foot for sewing machines
Assignee: KOSHIN SEIMITSU KIKAI KK
•
Filing: 1963-01-02
•
Granted: 1964-08-25
•
Expires: 1983-01-02
Abstract
No abstract record available.
Inventors
- 👤 Kurihara Michio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:05
CPC Classifications
D; D05; D05B; D05B29/00; D05B29/12; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45969
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |