Patent US2640243A successfully refreshed from Google Patents.
US2640243A
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Snap fastener stud installation
Assignee: United Carr Fastener Corp
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Filing: 1949-07-08
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Granted: 1953-06-02
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Expires: 1969-07-08
Abstract
No abstract record available.
Inventors
- 👤 Walter I Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:41
CPC Classifications
A; A44; A44B; A44B17/00; A44B17/0064; A44B17/0088; A44B17/007; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/4588; Y10T24/45906; Y10T24/45927
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US446139A
Cited
GB189912529A
Cited
US691953A
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US691308A
Cited
GB482977A
Cited
US2111664A
Cited
US2160374A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-01 | 1956-12-01 | 1957-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-01 | 1960-12-01 | 1961-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-01 | 1964-12-01 | 1965-06-02 | $7700.00 | Window Closed / Lapsed |