US3485691A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of sealing the ends of zipper lengths cut from a continuous fastener chain
Assignee: Waldes Kohinoor Inc
•
Filing: 1966-12-05
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Granted: 1969-12-23
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Expires: 1986-12-05
Abstract
No abstract record available.
Inventors
- 👤 George Waldes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:26
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/42; A44B19/58; A44B19/60; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1052; Y10T156/1054; Y10T156/1084; Y10T156/12; Y10T156/1313; Y10T24/00; Y10T24/25; Y10T24/2502; Y10T24/2504; Y10T24/2598; 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) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |