US3220858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire retardant
Assignee: Chapman Chemical Co
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Filing: 1961-11-06
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Granted: 1965-11-30
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Expires: 1981-11-06
Abstract
No abstract record available.
Inventors
- 👤 Eldon A Behr
- 👤 Henry M Tobey
- 👤 Hill Robert Ennis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:49
CPC Classifications
C; C09; C09K; C09K21/00; C09K21/06; C09K21/12; B; B27; B27K; B27K3/00; B27K3/34; B27K3/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A FIRE RETARDANT GREASE-LIKE COMPOSITION OF LOW VOLATILITY AND LOW WATER SOLUBILITY COMPRISING (A) FIRE RETARDANT MATERIAL CONSISTING ESSENTIALLY OF (A1) AN ORGANIC PHOSPHATE SELECTED FORM THE GROUP CONSISTING OF MONOPHENYLDICRESYL PHOSPHATES, DIPHENYL MONOCRESYL PHOSPHATES, TRIS(CHLOROETHYL) PHOSPHATE, TRIS(DICHLOROPROPYL)PHOSPHATE, AND TRICRESYL PHOSPHATE COMBINED WITH (2A) AN ORGANIC HALOGEN COMPOUND SELECTED FROM THE GROUP CONSISTING OF TRIBROMOANILINE, TRIBROMOPHENOL, AND TETRABROMODIETHYL BENZENE; IN WHICH MATERIAL (A) THE P:BR PLUS CL WEIGHT RATIO IS SUBSTANTIALLY 1:1.5 TO 1:16; AND (B) A THICKENING AGENT IN AN AMOUNT BY WEIGHT OF THE COMPOSITION RANGING FROM 5% TO 20%, AND THICKENING AGENT BEING A COMPOUND OF BENTONITE AND AN ORGANIC-NITROGEN BASE, PRESENT IN AN AMOUNT SUFFICIENT TO IMPART A GREASE-LIKE CONSISTENCY TO SAID COMPOSITION.
Claim 2
Dependent Claim
117 words
A FIRE RETARDANT GREASE-LIKE COMPOSITION OF LOW VOLATILITY AND LOW WATER SOLUBILITY COMPRISING (A) FIRE RETARDANT MATERIAL CONSISTING ESSENTIALLY OF (A1) AN ORGANIC PHOSPHATE SELECTED FORM THE GROUP CONSISTING OF MONOPHENYLDICRESYL PHOSPHATES, DIPHENYL MONOCRESYL PHOSPHATES, TRIS(CHLOROETHYL) PHOSPHATE, TRIS(DICHLOROPROPYL)PHOSPHATE, AND TRICRESYL PHOSPHATE COMBINED WITH (2A) AN ORGANIC HALOGEN COMPOUND SELECTED FROM THE GROUP CONSISTING OF TRIBROMOANILINE, TRIBROMOPHENOL, AND TETRABROMODIETHYL BENZENE; IN WHICH MATERIAL (A) THE P:BR PLUS CL WEIGHT RATIO IS SUBSTANTIALLY 1:1.5 TO 1:16; AND (B) A THICKENING AGENT IN AN AMOUNT BY WEIGHT OF THE COMPOSITION RANGING FROM 5% TO 20%, AND THICKENING AGENT BEING A COMPOUND OF BENTONITE AND AN ORGANIC-NITROGEN BASE, PRESENT IN AN AMOUNT SUFFICIENT TO IMPART A GREASE-LIKE CONSISTENCY TO SAID COMPOSITION.
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) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |