US1928653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clinching machine
Assignee: J H Mcevoy & Co
•
Filing: 1931-07-23
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Granted: 1933-10-03
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Expires: 1951-07-23
Abstract
No abstract record available.
Inventors
- 👤 Jr Joseph H Mcevoy
- 👤 Edwin A Johnson
- 👤 Richard C Woodward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:17
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/10; B21J15/16; B21J15/26; B21J15/12; B21J15/20; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53709; Y10T29/53796; Y10T29/53839; Y10T29/53843
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1936-10-02 | 1937-04-03 | 1937-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-10-02 | 1941-04-03 | 1941-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-10-02 | 1945-04-03 | 1945-10-03 | $7700.00 | Window Closed / Lapsed |