US3218696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Zipper repair tool
Assignee: Individual
•
Filing: 1964-05-06
•
Granted: 1965-11-23
•
Expires: 1984-05-06
Abstract
No abstract record available.
Inventors
- 👤 Dritz Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:41
CPC Classifications
A; A44; A44B; A44B19/00; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53291; Y10T29/53309
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US470545A
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US1454475A
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US1106439A
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US942356A
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US950849A
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US1545693A
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US2172351A
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US2279068A
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US2667094A
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US2837950A
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US2884823A
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US3051279A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |