Patent US3913783A successfully refreshed from Google Patents.
Patent US2718953A successfully refreshed from Google Patents.
US2718953A
Expired / Lapsed
US
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Safety guard for machines
Assignee: Individual
•
Filing: 1952-07-05
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Granted: 1955-09-27
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Expires: 1972-07-05
Abstract
No abstract record available.
Inventors
- 👤 Jr Anton A Pociask
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:06
CPC Classifications
F; F16; F16P; F16P3/00; F16P3/12; F16P3/125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1220620A
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US1485323A
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US1761030A
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US1970957A
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US2059324A
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US2102154A
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US2320393A
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US2362238A
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US2557330A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-26 | 1959-03-28 | 1959-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-26 | 1963-03-28 | 1963-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-26 | 1967-03-28 | 1967-09-27 | $7700.00 | Window Closed / Lapsed |