US2821257A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-corrosive bromochloromethane fire extinguisher composition and fire extinguishercontaining the composition
Assignee: Fyr Fyter Co
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Filing: 1955-12-09
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Granted: 1958-01-28
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Expires: 1975-12-09
Abstract
No abstract record available.
Inventors
- 👤 Edward G Buckley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:44
CPC Classifications
A; A62; A62C; A62C13/00; A62C13/006; A62D; A62D1/00; A62D1/0028; A62D1/0057
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A FIRE-EXTINGUISHER COMPOSITION CONSISTING ESSENTIALLY OF BROMOCHLOROMETHANE AND ONE-HALF OF TWO PERCENT BY
Claim 2
Dependent Claim
13 words
A FIRE-EXTINGUISHER COMPOSITION CONSISTING ESSENTIALLY OF BROMOCHLOROMETHANE AND ONE-HALF OF TWO PERCENT BY
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-27 | 1961-07-29 | 1962-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-27 | 1965-07-29 | 1966-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-27 | 1969-07-29 | 1970-01-28 | $7700.00 | Window Closed / Lapsed |