US2724694A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mineral oils containing alkoxyalkylolamine epichlorhydrin condensation products
Assignee: Wyeth Holdings LLC
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Filing: 1951-10-17
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Granted: 1955-11-22
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Expires: 1971-10-17
Abstract
No abstract record available.
Inventors
- 👤 Emilio J Troianello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:36
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C09; C09K; C09K23/00; C09K23/42; C09K23/46; C10M2201/00; C10M2201/02; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10N; C10N2040/00; C10N2040/46; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A SELF-EMULSIFYING MINERAL OIL COMPOSITION COMPRISING MINERAL OIL HAVING DISSOLVED THEREIN A MINOR QUANTITY NOT LESS THAN 2.5% BY WEIGHT OF THE REACTION PRODUCT OBTAINED BY HEATING 0.05 TO 0.5 MOLS OF EPICHLORHYDRIN WITH THE CONDENSATION PRODUCT OF 1 MOL OF A PRIMARY ALKYLAMINE OF 12-18 CARBON ATOMS WITH 2 TO 10 MOLS OF COMBINED ETHYLENE OXIDE.
Claim 2
Dependent Claim
57 words
A SELF-EMULSIFYING MINERAL OIL COMPOSITION COMPRISING MINERAL OIL HAVING DISSOLVED THEREIN A MINOR QUANTITY NOT LESS THAN 2.5% BY WEIGHT OF THE REACTION PRODUCT OBTAINED BY HEATING 0.05 TO 0.5 MOLS OF EPICHLORHYDRIN WITH THE CONDENSATION PRODUCT OF 1 MOL OF A PRIMARY ALKYLAMINE OF 12-18 CARBON ATOMS WITH 2 TO 10 MOLS OF COMBINED ETHYLENE OXIDE.
References Cited (Backward Citations)
US1970578A
Cited
US2174762A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-21 | 1959-05-23 | 1959-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-21 | 1963-05-23 | 1963-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-21 | 1967-05-23 | 1967-11-22 | $7700.00 | Window Closed / Lapsed |