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US3391645A
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Assignee: JOSEPH D KOZA
•
Filing: 1966-11-03
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Granted: 1968-07-09
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Expires: 1986-11-03
Abstract
No abstract record available.
Inventors
- 👤 Joseph D Koza
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:53
CPC Classifications
F; F04; F04B; F04B9/00; F04B9/14; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7898
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2619278A
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FR575867A
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GB478321A
Cited
US2129415A
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US2386668A
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US2419318A
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US2913293A
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US3008650A
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US3176595A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |