US3585135A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire inhibiting composition comprising a chemical fire retardant,a magnesium oxide,a clay and an adhesive
Assignee: DONALD B KEMPFER
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Filing: 1970-01-20
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Granted: 1971-06-15
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Expires: 1990-01-20
Abstract
Abstract A FIRE INHIBITING COMPOSITION FOR USE IN AQUEOUS SOLUTION PROTECTIVELY TO COAT A WIDE VARIETY OF COMBUSTIBLE MATERIALS, BEING PARTICULARLY ADAPTABLE FOR USE IN SUPPRESSING AND PREVENTING FOREST FIRES AND THE LIKE, AND CONTAINING A CHEMICAL FIRE RETARDANT SELECTED FROM THE GROUP CONSISTING OF DIAMMONIUM PHOSPHATE, AMMONIUM PHOSPHATE, AND AMMONIUM SULFATE; A MAGNESIUM OXIDE; A CLAY; AND AN ADHESIVE MATERIAL INCLUDING DRY MILK SOLIDS AND A CARBOHYDRATE GUM.
Inventors
- 👤 Leonard L Smith
- 👤 Robert O Houston
- 👤 David Sidney Longacre
- 👤 Richard Thompson
- 👤 Donald B Kempfer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:39
CPC Classifications
A; A62; A62D; A62D1/00; A62D1/0007; A62D1/0014
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-14 | 1974-12-14 | 1975-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-14 | 1978-12-14 | 1979-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-14 | 1982-12-14 | 1983-06-15 | $7700.00 | Window Closed / Lapsed |