US2724884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening device
Assignee: United Carr Fastener Corp
•
Filing: 1951-03-30
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Granted: 1955-11-29
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Expires: 1971-03-30
Abstract
No abstract record available.
Inventors
- 👤 Walter I Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:22
CPC Classifications
A; A44; A44B; A44B17/00; A44B17/0029; Y; Y10; Y10S; Y10S264/00; Y10S264/66; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/4588; Y10T24/45937; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49876; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/49918; Y10T29/49938; Y10T29/49943
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US776957A
Cited
US780510A
Cited
FR400870A
Cited
US1122280A
Cited
CH116256A
Cited
GB254917A
Cited
US2368100A
Cited
US2550788A
Cited
US2585897A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-28 | 1959-05-30 | 1959-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-28 | 1963-05-30 | 1963-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-28 | 1967-05-30 | 1967-11-29 | $7700.00 | Window Closed / Lapsed |