US2302075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slide fastener manufacture
Assignee: Conmar Products Corp
•
Filing: 1939-03-28
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Granted: 1942-11-17
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Expires: 1959-03-28
Abstract
No abstract record available.
Inventors
- 👤 Ulrich Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:07
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/46; B21D53/50; Y; Y10; Y10S; Y10S83/00; Y10S83/921; Y10T; Y10T29/00; Y10T29/51; Y10T29/5101; Y10T29/5116; Y10T29/5117; Y10T29/5183
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) | 1945-11-16 | 1946-05-18 | 1946-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-11-16 | 1950-05-18 | 1950-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-11-16 | 1954-05-18 | 1954-11-17 | $7700.00 | Window Closed / Lapsed |