US2424160A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for cleaning and polishing studs and the like
Assignee: Ferry Cap and Set Screw Co
•
Filing: 1944-08-31
•
Granted: 1947-07-15
•
Expires: 1964-08-31
Abstract
No abstract record available.
Inventors
- 👤 Elmer G Greene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:37
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/18; B24B5/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US445359A
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US1848676A
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US948688A
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US1483748A
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US1735867A
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US1705767A
Cited
US2041764A
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US2297976A
Cited
US2278944A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-14 | 1951-01-13 | 1951-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-14 | 1955-01-13 | 1955-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-14 | 1959-01-13 | 1959-07-15 | $7700.00 | Window Closed / Lapsed |