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US2616475A
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Assignee: Individual
•
Filing: 1948-09-29
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Granted: 1952-11-04
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Expires: 1968-09-29
Abstract
No abstract record available.
Inventors
- 👤 Charles A Koza
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:29
CPC Classifications
F; F16; F16B; F16B35/00; F16B35/005; F16B39/00; F16B39/02; F16B39/04; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10S411/94
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US99315A
Cited
US215836A
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US250448A
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US602120A
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US687190A
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US1008086A
Cited
US1792381A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-04 | 1956-05-05 | 1956-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-04 | 1960-05-05 | 1960-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-04 | 1964-05-05 | 1964-11-04 | $7700.00 | Window Closed / Lapsed |