Patent US2633965A successfully refreshed from Google Patents.
Patent FR1123658A successfully refreshed from Google Patents.
US2798549A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slide fastener manufacture
Assignee: Waldes Kohinoor Inc
•
Filing: 1954-08-12
•
Granted: 1957-07-09
•
Expires: 1974-08-12
Abstract
No abstract record available.
Inventors
- 👤 Feitl Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:27
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/42; A44B19/58; Y; Y10; Y10S; Y10S83/00; Y10S83/921; Y10T; Y10T83/00; Y10T83/444; Y10T83/4564; Y10T83/4567; Y10T83/4572; Y10T83/566; Y10T83/5815
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) | 1960-07-08 | 1961-01-07 | 1961-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-08 | 1965-01-07 | 1965-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-08 | 1969-01-07 | 1969-07-09 | $7700.00 | Window Closed / Lapsed |