US2900377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phosphorus sulfide derivatives of hexachlorocyclopentadienepolyolefin adducts
Assignee: Standard Oil Co
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Filing: 1956-06-26
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Granted: 1959-08-18
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Expires: 1976-06-26
Abstract
No abstract record available.
Inventors
- 👤 Fields Ellis Kirby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:31
CPC Classifications
C; C10; C10M; C10M159/00; C10M159/12; C10M159/123; C10M159/126; C07; C07F; C07F9/00; C07F9/02; C07F9/04; C10M2201/00; C10M2201/085; C10M2203/00; C10M2205/00; C10M2205/02; C10M2207/00; C10M2207/40; C10M2207/404; C10M2223/00; C10M2223/12; C10M2225/00; C10M2225/04; C10M2225/041; C10N; C10N2010/00; C10N2010/04; C10N2010/08; C10N2010/12; C10N2040/00; C10N2040/14; C10N2040/16; C10N2040/17; C10N2050/00; C10N2050/10; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
AS A COMPOSITION OF MATTER THE PHOSPHORUS- AND SULFUR-CONTAINING REACTION PRODUCT OF A PHOSPHOROUS SULFIDE AND AN ADDUCT OF HEXACHLOROCYCLOPENTADIENE WITH A POLYOLEFIN HAVING FROM ABOUT 4 TO ABOUT 30 CARBON ATOMS AND FROM 2 TO ABOUT 3 DOUBLE BONDS, OBTAINED BY REACTING AND SAID ADDUCT WITH FROM ABOUT 2% TO ABOUT 50% OF A PHOSPHORUS SILFIDE AT A TEMPERATURE OF FROM ABOUT 85* C. TO ABOUT 200* C. FOR A TIME SUFFICIENT TO COMPLETE SAID REACTION AND RECOVERING THE RESULTANT REACTION PRODUCT.
Claim 2
Dependent Claim
83 words
AS A COMPOSITION OF MATTER THE PHOSPHORUS- AND SULFUR-CONTAINING REACTION PRODUCT OF A PHOSPHOROUS SULFIDE AND AN ADDUCT OF HEXACHLOROCYCLOPENTADIENE WITH A POLYOLEFIN HAVING FROM ABOUT 4 TO ABOUT 30 CARBON ATOMS AND FROM 2 TO ABOUT 3 DOUBLE BONDS, OBTAINED BY REACTING AND SAID ADDUCT WITH FROM ABOUT 2% TO ABOUT 50% OF A PHOSPHORUS SILFIDE AT A TEMPERATURE OF FROM ABOUT 85* C. TO ABOUT 200* C. FOR A TIME SUFFICIENT TO COMPLETE SAID REACTION AND RECOVERING THE RESULTANT REACTION PRODUCT.
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) | 1962-08-17 | 1963-02-16 | 1963-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-17 | 1967-02-16 | 1967-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-17 | 1971-02-16 | 1971-08-18 | $7700.00 | Window Closed / Lapsed |