US3487511A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slide fastener with woven support tape
Assignee: Opti Holding AG
•
Filing: 1967-03-01
•
Granted: 1970-01-06
•
Expires: 1987-03-01
Abstract
No abstract record available.
Inventors
- 👤 Alfons Frohlich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:37
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/42; A44B19/52; A44B19/54; Y; Y10; Y10T; Y10T24/00; Y10T24/25; Y10T24/2518; Y10T24/252
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1557304A
Cited
US3047923A
Cited
US3022803A
Cited
US3247871A
Cited
US3136016A
Cited
US3179996A
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 |