US2895370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet metal slide fastener for threadless studs
Assignee: PRODUCTION METAL STAMPING Co
•
Filing: 1957-01-23
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Granted: 1959-07-21
•
Expires: 1977-01-23
Abstract
No abstract record available.
Inventors
- 👤 Harry L Hamann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:07
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/10; F16B21/20; Y; Y10; Y10S; Y10S411/00; Y10S411/918
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR793537A
Cited
US2357722A
Cited
US2382936A
Cited
US2355485A
Cited
US2574107A
Cited
US2798406A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-20 | 1963-01-19 | 1963-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-20 | 1967-01-19 | 1967-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-20 | 1971-01-19 | 1971-07-21 | $7700.00 | Window Closed / Lapsed |