US3116305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydroxybenzyl esters
Assignee: Shell USA Inc
•
Filing: 1960-02-18
•
Granted: 1963-12-31
•
Expires: 1980-02-18
Abstract
No abstract record available.
Inventors
- 👤 Rupert C Morris
- 👤 Albert L Rocklin
- 👤 Karl J Sax
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:55
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/19; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C08K5/134; C09; C09K; C09K15/00; C09K15/04; C09K15/06; C09K15/08; C10M; C10M1/00; C10M1/08; C10L1/1905; C10M2207/00; C10M2207/28; C10M2207/282; C10M2207/284; C10M2207/285; C10M2207/287; C10M2207/288; C10M2207/34; Y; Y10; Y10S; Y10S524/00; Y10S524/925; Y10S524/929
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
THE 3,5-DIALKYL-4-HYDROXYBENZYL ESTER WHEREIN EACH ESTER MOIETY IS THAT OF 3,5-DIALKYL-4-HYDROXYBENZYL ALCOHOL, EACH OF SAID ALKYL RADICALS HAVING UP TO 8 CARBON ATOMS AND AT LEAST ONE OF SAID ALKYL RADICALS BEING BRANCHED ON THE ALPHA CARBON ATOMS, AND THE ACID MOIETY IS THAT OF AN ORGANIC CARBOXYLIC ACID SELECTED FROM THE GROUP CONSISTING OF ALKENOIC ACIDS, ALIPHATIC DICARBOXYLIC ACIDS, AND AROMATIC ACIDS HAVING UP TO TWO RINGS.
Claim 2
Dependent Claim
68 words
THE 3,5-DIALKYL-4-HYDROXYBENZYL ESTER WHEREIN EACH ESTER MOIETY IS THAT OF 3,5-DIALKYL-4-HYDROXYBENZYL ALCOHOL, EACH OF SAID ALKYL RADICALS HAVING UP TO 8 CARBON ATOMS AND AT LEAST ONE OF SAID ALKYL RADICALS BEING BRANCHED ON THE ALPHA CARBON ATOMS, AND THE ACID MOIETY IS THAT OF AN ORGANIC CARBOXYLIC ACID SELECTED FROM THE GROUP CONSISTING OF ALKENOIC ACIDS, ALIPHATIC DICARBOXYLIC ACIDS, AND AROMATIC ACIDS HAVING UP TO TWO RINGS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |