US3065797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire fighting foam generator
Assignee: Individual
•
Filing: 1959-11-02
•
Granted: 1962-11-27
•
Expires: 1979-11-02
Abstract
No abstract record available.
Inventors
- 👤 Robert W Barnes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:03
CPC Classifications
A; A62; A62C; A62C3/00; A62C3/02; A62C3/0207; Y; Y10; Y10S; Y10S261/00; Y10S261/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1051661A
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US2133499A
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US2137905A
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US2225702A
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US2356757A
Cited
US2322110A
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US2535386A
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US2599796A
Cited
US2645292A
Cited
CH292951A
Cited
US2776716A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-26 | 1966-05-28 | 1966-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-26 | 1970-05-28 | 1970-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-26 | 1974-05-28 | 1974-11-27 | $7700.00 | Window Closed / Lapsed |