US2624706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Noncorrosive fire extinguishing composition
Assignee: GAF Chemicals Corp
•
Filing: 1948-10-23
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Granted: 1953-01-06
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Expires: 1968-10-23
Abstract
No abstract record available.
Inventors
- 👤 William J Maxcy
- 👤 Herbert L Sanders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:52
CPC Classifications
A; A62; A62D; A62D1/00; A62D1/0028; A62D1/0035
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
31 words
A CORROSION RESISTANT FIRE EXTINGUISHING SOLUTION CONSISTING ESSENTIALLY OF WATER HAVING DISSOLVED THEREIN FROM 1 TO 10 PARTS OF SODIUM NITRITE PER 10 PARTS OF AN ALKYLATED PHENOL-ETHYLENE OXIDE WETTING AGENT.
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) | 1956-01-06 | 1956-07-07 | 1957-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-06 | 1960-07-07 | 1961-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-06 | 1964-07-07 | 1965-01-06 | $7700.00 | Window Closed / Lapsed |