Patent US5195299B1 successfully refreshed from Google Patents.
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US3201265A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fireproofing composition
Assignee: KAY O ANDERSON
•
Filing: 1962-11-23
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Granted: 1965-08-17
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Expires: 1982-11-23
Abstract
No abstract record available.
Inventors
- 👤 Olaus T Hodnefield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:58
CPC Classifications
D; D06; D06N; D06N5/00; C; C09; C09K; C09K21/00; C09K21/06; C09K21/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A NON-AQUEOUS FIRE-RETARDANT COMPOSITION CONSISTING ESSENTIALLY OF (A) A DISPERSION MEDIUM CONSISTING ESSENTIALLY OF ABOUT 1/2-1% BY WEIGHT COAL OIL, 1/10-7/100% BY WEIGHT PHOSPHATIDE, 1-1.5% BY WEIGHT WETTING AGENT, 1.2-1.6% BY VOLUME AN ORGANIC SOLVENT MISCIBLE WITH COAL OIL AND CAPABLE OF DISSOLVING THE PHOSPHATIDE AND WETTING AGENT; THE FOREGOING PERCENTAGES BEING BASED UPON THE FINAL NON-AQUEOUS FIRE-RETARDANT COMPOSITION, AND (B) FOR EACH GALLON OF THE FINAL FIRE-RETARDANT COMPOSITION ABOUT 4-5 POUNDS ALKALI METAL BORATE, 1.9-2.1 POUNDS INERT FIRE-RETARDANT MINERAL FILLER.
Claim 2
Dependent Claim
81 words
A NON-AQUEOUS FIRE-RETARDANT COMPOSITION CONSISTING ESSENTIALLY OF (A) A DISPERSION MEDIUM CONSISTING ESSENTIALLY OF ABOUT 1/2-1% BY WEIGHT COAL OIL, 1/10-7/100% BY WEIGHT PHOSPHATIDE, 1-1.5% BY WEIGHT WETTING AGENT, 1.2-1.6% BY VOLUME AN ORGANIC SOLVENT MISCIBLE WITH COAL OIL AND CAPABLE OF DISSOLVING THE PHOSPHATIDE AND WETTING AGENT; THE FOREGOING PERCENTAGES BEING BASED UPON THE FINAL NON-AQUEOUS FIRE-RETARDANT COMPOSITION, AND (B) FOR EACH GALLON OF THE FINAL FIRE-RETARDANT COMPOSITION ABOUT 4-5 POUNDS ALKALI METAL BORATE, 1.9-2.1 POUNDS INERT FIRE-RETARDANT MINERAL FILLER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |