Patent US2964468A successfully refreshed from Google Patents.
US2964468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire extinguishing composition
Assignee: Biro Fils
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Filing: 1958-04-16
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Granted: 1960-12-13
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Expires: 1978-04-16
Abstract
No abstract record available.
Inventors
- 👤 Bona Paul De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:17
CPC Classifications
A; A62; A62D; A62D1/00; A62D1/0007; A62D1/0014
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A COMPOSITION FOR EXTINGUISHING FIRES COMPRISING A MIXTURE OF 5-20% OF A HEAVY HYDROCARBON SELECTED FROM THE GROUP CONSISTING OF PETROLEUM PITCH AND COAL TAR, BETWEEN 10-30% OF RESINOUS POLYETHYLENE, AND BETWEEN 50 80% OF A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF UREA AND MELAMINE.
Claim 2
Dependent Claim
46 words
A COMPOSITION FOR EXTINGUISHING FIRES COMPRISING A MIXTURE OF 5-20% OF A HEAVY HYDROCARBON SELECTED FROM THE GROUP CONSISTING OF PETROLEUM PITCH AND COAL TAR, BETWEEN 10-30% OF RESINOUS POLYETHYLENE, AND BETWEEN 50 80% OF A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF UREA AND MELAMINE.
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) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |