US2695909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reaction product of a polycarboxylic acid and oxypropylated triricinolein
Assignee: Baker Petrolite LLC
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Filing: 1952-04-10
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Granted: 1954-11-30
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Expires: 1972-04-10
Abstract
No abstract record available.
Inventors
- 👤 Smith Alvin Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:37
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/66; C11D1/74
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
SYNTHETIC HYDROPHILE PRODUCTS; SAID SYNTHETIC HYDROPHOLIC PRRODUCTS BEING ACIDIC FRACTIONAL ESTERS OBTAINED BY REACTION BETWEEN (A) A POLYCARBOXY ACID, AND (B) EXCESSIVELY OXYPROPYLATED TRIRICINOLEIN WITH THE PROVISO THAT (1) THERE BE INTRODUCED AT LEAST ONE 20 MOLES OF PROPYL ENE OXIDE PER RICINOLEYL RADICAL, AND THAT (2) THERE BE EMPLOYED AT LEAST ONE MOLE OF THE CARBOXY REACTANT FOR EACH REACTIVE HYDROXYL RADICAL.
Claim 2
Dependent Claim
63 words
SYNTHETIC HYDROPHILE PRODUCTS; SAID SYNTHETIC HYDROPHOLIC PRRODUCTS BEING ACIDIC FRACTIONAL ESTERS OBTAINED BY REACTION BETWEEN (A) A POLYCARBOXY ACID, AND (B) EXCESSIVELY OXYPROPYLATED TRIRICINOLEIN WITH THE PROVISO THAT (1) THERE BE INTRODUCED AT LEAST ONE 20 MOLES OF PROPYL ENE OXIDE PER RICINOLEYL RADICAL, AND THAT (2) THERE BE EMPLOYED AT LEAST ONE MOLE OF THE CARBOXY REACTANT FOR EACH REACTIVE HYDROXYL RADICAL.
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) | 1957-11-29 | 1958-05-31 | 1958-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-29 | 1962-05-31 | 1962-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-29 | 1966-05-31 | 1966-11-30 | $7700.00 | Window Closed / Lapsed |