Patent US3433410A successfully refreshed from Google Patents.
US3433410A
Expired / Lapsed
US
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Regulator
Assignee: Buensod Stacey Corp
•
Filing: 1965-10-24
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Granted: 1969-03-18
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Expires: 1985-10-24
Abstract
No abstract record available.
Inventors
- 👤 Robert M Warren Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:29
CPC Classifications
F; F24; F24F; F24F3/00; F24F3/044; F24F3/048; F24F3/052; F24F3/0522; F24F13/00; F24F13/02; F24F13/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2067426A
Cited
US2428078A
Cited
US2890716A
Cited
US2844322A
Cited
US2957628A
Cited
US2991937A
Cited
US3179338A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |