US2667797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ring setting machine
Assignee: Wilson Jones Co
•
Filing: 1948-01-30
•
Granted: 1954-02-02
•
Expires: 1968-01-30
Abstract
No abstract record available.
Inventors
- 👤 Edward F Buenger
- 👤 Ralph R Uhrmacher
- 👤 Cairelli Eremeldo
- 👤 George J Rundblad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:03
CPC Classifications
B; B42; B42C; B42C7/00; B42C7/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US450482A
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US1187114A
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US1863314A
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DE577028C
Cited
US2186652A
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US2360991A
Cited
US2327849A
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US2337667A
Cited
US2528779A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-01 | 1957-08-03 | 1958-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-01 | 1961-08-03 | 1962-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-01 | 1965-08-03 | 1966-02-02 | $7700.00 | Window Closed / Lapsed |