US2858591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slide fastener
Assignee: DR ING SIM FREY GESELLSCHAFT fur INDUSTRIELLE FORSCHUNGEN
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Filing: 1955-03-21
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Granted: 1958-11-04
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Expires: 1975-03-21
Abstract
No abstract record available.
Inventors
- 👤 Frey Simon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:57
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/24; A44B19/26; A44B19/267; A44B19/10; A44B19/16; Y; Y10; Y10T; Y10T24/00; Y10T24/25; Y10T24/2532; Y10T24/2534; Y10T24/2561; Y10T24/2582
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE512568A
Cited
FR1018167A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |