US3487510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slide-fastener assembly and method of making same
Assignee: Opti Holding AG
•
Filing: 1967-03-01
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Granted: 1970-01-06
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Expires: 1987-03-01
Abstract
No abstract record available.
Inventors
- 👤 Alfons Frohlich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:22
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/24; A44B19/34; A44B19/346; D; D03; D03D; D03D1/00; H; H02; H02K; H02K1/00; H02K1/06; H02K1/22; H02K1/32; D10; D10B; D10B2501/00; D10B2501/06; D10B2501/063; D10B2501/0631; Y; Y10; Y10T; Y10T24/00; Y10T24/25; Y10T24/2518; Y10T24/2521; Y10T24/253
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1609487A
Cited
US2045396A
Cited
US2268571A
Cited
US2567160A
Cited
US3149389A
Cited
US3136016A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |