US3049557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telomerization of unsaturated hydrocarbons with mono-alpha-substituted carboxylic acid esters of beta-neo polyalcohols and telomeric products obtained thereby
Assignee: Standard Oil Co
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Filing: 1960-05-23
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Granted: 1962-08-14
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Expires: 1980-05-23
Abstract
No abstract record available.
Inventors
- 👤 Donald D Emrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:25
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2209/00; C10M2209/02; C10M2209/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
85 words
A PROCESS FOR PRODUCING A FREE-FLOWING LIQUID OLEFIN TELOMER COMPOSED OF CARBON, HYDROGEN, AND OXYGEN HAVING A MOLECULAR WEIGHT BELOW 2,000 AND CONTAINING IN THE MOLECULE A B-NEOPOLYALCOHOL-ORGANIC A-SUBSITITUTED CARBOXYLIC ACID ESTER UNIT, WHICH COMPRISES STELOMERIZING AN A-OLEFIN TAXOGEN HAVING FROM ABOUT TWO TO ABOUT TWELVE CARBON ATOMS WITH A B-NEOPOLYALCOHOL ESTER OF AN ORGANIC CARBOXYLIC ACID IN THE PRESENCE OF A FREE RADICAL INITIATOR CAPABLE OF INITIATING THE TELOMERIZATION AT A TEMPERARTURE AT WHICH AN EVOLUATION OF FREE RADICALS FROM THE INITIATOR IS OBTAINED.
References Cited (Backward Citations)
US2402137A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |