Patent US3057029A successfully refreshed from Google Patents.
US3057029A
Expired / Lapsed
US
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Shoestring fastening apparatus
Assignee: Individual
•
Filing: 1960-10-10
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Granted: 1962-10-09
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Expires: 1980-10-10
Abstract
No abstract record available.
Inventors
- 👤 Jr Bertram Miller
- 👤 Seltzer Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:55
CPC Classifications
A; A43; A43C; A43C7/00; A43C7/04; Y; Y10; Y10T; Y10T24/00; Y10T24/37; Y10T24/3703; Y10T24/3713; Y10T24/3716; Y10T24/39
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1481903A
Cited
US1834401A
Cited
US2164123A
Cited
CH271364A
Cited
US2869204A
Cited
US2914830A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |