US2779955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of extending a rivet blank around a headed mandril stem
Assignee: United Shoe Machinery Corp
•
Filing: 1952-10-15
•
Granted: 1957-02-05
•
Expires: 1972-10-15
Abstract
No abstract record available.
Inventors
- 👤 Curtis James William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:13
CPC Classifications
F; F16; F16B; F16B19/00; F16B19/04; F16B19/08; F16B19/10; F16B19/1027; F16B19/1036; F16B19/1045; F16B19/1054; B; B21; B21K; B21K1/00; B21K1/58; B21K1/60; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/49925; Y10T29/49927; Y10T29/49929; Y10T29/49934; Y10T29/49936
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US376224A
Cited
US672040A
Cited
US868111A
Cited
US1821301A
Cited
US1921654A
Cited
US2392797A
Cited
US2385831A
Cited
US2393564A
Cited
US2426422A
Cited
US2562336A
Cited
US2572246A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-05 | 1960-08-06 | 1961-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-05 | 1964-08-06 | 1965-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-05 | 1968-08-06 | 1969-02-05 | $7700.00 | Window Closed / Lapsed |