US2867387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal impacting machine
Assignee: SAFETY IND Inc
•
Filing: 1955-11-23
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Granted: 1959-01-06
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Expires: 1975-11-23
Abstract
No abstract record available.
Inventors
- 👤 Robert B Dodds
- 👤 Kurt H Conley
- 👤 Manicone Santo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:41
CPC Classifications
B; B02; B02C; B02C13/00; B02C13/14; B02C13/18; B02C13/1807; B02C13/1835; B02C2013/1864
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US125172A
Cited
US175774A
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US1267110A
Cited
US2339737A
Cited
US2582509A
Cited
DE888637C
Cited
US2757872A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |