US2642405A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire-retarding coating composition composed of nitrogen-phosphorus compound with an aldehyde resin
Assignee: Monsanto Chemicals Ltd
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Filing: 1948-12-30
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Granted: 1953-06-16
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Expires: 1968-12-30
Abstract
No abstract record available.
Inventors
- 👤 Morris L Nielsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:03
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/18; C09D5/185; C09D161/00; C09D161/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A FIRE-RETARDING, COATING COMPOSITION CONSISTING OF A DISPERSION OF WATER, THE WATER-INSOLUBLE REACTION PRODUCT OF PHOSPHORYL CHLORIDE AND ANHYDROUS AMMONIA, SAID WATER-INSOLUBLE PRODUCT HAVING A NITROGEN/PHOSPHORUS RATIO BETWEEN 1.75:1 AND 1.85:1 AND BEING PRESENT TO THE EXTENT OF 5% TO 50% BY WEIGHT OF THE SOLID COMPONENTS, AND A RESIN SELECTED FROM THE GROUP CONSISTING OF AMINE-ALDEHYDE AND AMIDE-ALDEHYDE RESINS.
Claim 2
Dependent Claim
60 words
A FIRE-RETARDING, COATING COMPOSITION CONSISTING OF A DISPERSION OF WATER, THE WATER-INSOLUBLE REACTION PRODUCT OF PHOSPHORYL CHLORIDE AND ANHYDROUS AMMONIA, SAID WATER-INSOLUBLE PRODUCT HAVING A NITROGEN/PHOSPHORUS RATIO BETWEEN 1.75:1 AND 1.85:1 AND BEING PRESENT TO THE EXTENT OF 5% TO 50% BY WEIGHT OF THE SOLID COMPONENTS, AND A RESIN SELECTED FROM THE GROUP CONSISTING OF AMINE-ALDEHYDE AND AMIDE-ALDEHYDE RESINS.
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) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |