US2876118A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flame-retarding of textiles
Assignee: EIDP Inc
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Filing: 1955-12-01
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Granted: 1959-03-03
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Expires: 1975-12-01
Abstract
No abstract record available.
Inventors
- 👤 Jackson Julius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:52
CPC Classifications
D; D06; D06M; D06M11/00; D06M11/32; D06M11/36; D06M11/46
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
61 words
A FLAME-RETARDING COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A MAJOR AMOUNT OF FERRIC PYROPHOPSTATE AND A MINOR AMOUNT OF A HYDROUS METAL OXIDE, THE METAL OF SAID OXIDE BEING SELECTED FROM THE GROUP CONSISTING OF TITANIUM,ZIRCONIUM, AND ANTIMONY, SAID COMPOSITION CONTINING 30-40% IRON CALCULATED AS FE2O3; 40-50% PHOSPHOROUS AS P2O5; 4-10% METAL AS THE METAL OXIDE; THE BALANCE BEING ESSENTIALLY WATER.
Claim 2
Dependent Claim
61 words
A FLAME-RETARDING COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A MAJOR AMOUNT OF FERRIC PYROPHOPSTATE AND A MINOR AMOUNT OF A HYDROUS METAL OXIDE, THE METAL OF SAID OXIDE BEING SELECTED FROM THE GROUP CONSISTING OF TITANIUM,ZIRCONIUM, AND ANTIMONY, SAID COMPOSITION CONTINING 30-40% IRON CALCULATED AS FE2O3; 40-50% PHOSPHOROUS AS P2O5; 4-10% METAL AS THE METAL OXIDE; THE BALANCE BEING ESSENTIALLY WATER.
Claim 3
Dependent Claim
87 words
A FLAME RETARDENT CELLOUSE MATERIAL CONSISTING ESSENTIALLY OF A MAJOR AMOUNT OF A CELLOUSE DERIVATIVE SELECTED FROM THE GROUP CONSISTING OF CELLOUSE ETHERS AND CELLOUSE ESTERS AND A MINOR AMOUNT SUFFICIENT TO IMPART FLAME RETARDANT PROPERTIES TO SAID CELLOUSE DERIVATIVE OF A FERRIC PYROPHOSPHATE-HYDROUS METAL OXIDE COMPOSITION, THE METAL OF SAID OXIDE BEING SELECTED FROM THE GROUP CONSISTING OF TITANIUM, ZIRCONIUM, AND ANTIMONY, AND SAID COMPOSITION CONTAINING 30-40% IRON CALCULATED AS FE2O3; 40-50% PHOSPHORUS AS P2O5; 4-10% METAL AS THE METAL OXIDE; THE BALANCE BEING ESSENTIALLY WATER.
Claim 4
Dependent Claim
87 words
A FLAME RETARDENT CELLOUSE MATERIAL CONSISTING ESSENTIALLY OF A MAJOR AMOUNT OF A CELLOUSE DERIVATIVE SELECTED FROM THE GROUP CONSISTING OF CELLOUSE ETHERS AND CELLOUSE ESTERS AND A MINOR AMOUNT SUFFICIENT TO IMPART FLAME RETARDANT PROPERTIES TO SAID CELLOUSE DERIVATIVE OF A FERRIC PYROPHOSPHATE-HYDROUS METAL OXIDE COMPOSITION, THE METAL OF SAID OXIDE BEING SELECTED FROM THE GROUP CONSISTING OF TITANIUM, ZIRCONIUM, AND ANTIMONY, AND SAID COMPOSITION CONTAINING 30-40% IRON CALCULATED AS FE2O3; 40-50% PHOSPHORUS AS P2O5; 4-10% METAL AS THE METAL OXIDE; THE BALANCE BEING ESSENTIALLY WATER.
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) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |