US2838112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Punch means useful in slide fastener manufacture
Assignee: Waldes Kohinoor Inc
•
Filing: 1954-12-20
•
Granted: 1958-06-10
•
Expires: 1974-12-20
Abstract
No abstract record available.
Inventors
- 👤 Feitl Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:02
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; Y10T83/748; Y10T83/7593; Y10T83/764; Y10T83/869; Y10T83/8719; Y10T83/8759; Y10T83/8761; Y10T83/8762; Y10T83/8821; Y10T83/8828; Y10T83/8831; Y10T83/8834
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-09 | 1961-12-09 | 1962-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-09 | 1965-12-09 | 1966-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-09 | 1969-12-09 | 1970-06-10 | $7700.00 | Window Closed / Lapsed |