US3488239A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a slide fastener assembly having improved connecting means at its starting end
Assignee: Opti Werk & Co Fa GmbH
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Filing: 1966-07-05
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Granted: 1970-01-06
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Expires: 1986-07-05
Abstract
No abstract record available.
Inventors
- 👤 Helmut Heimberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:45
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/24; A44B19/38; A44B19/42; A44B19/60; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T24/00; Y10T24/25; Y10T24/2596; Y10T29/00; Y10T29/49; Y10T29/49782
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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 |