US3188355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of trichlorethylene
Assignee: Detrex Corp
•
Filing: 1959-08-05
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Granted: 1965-06-08
•
Expires: 1979-08-05
Abstract
No abstract record available.
Inventors
- 👤 Wilbur H Petering
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:29
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/38; C07C17/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF STABILIZED TRICHLORETHYLENE CONTAINING SYNERGISTICALLY COOPERATIVE ADDITIVE CONSISTING OF (1) A MONOHYDRIC ALCOHOL SELECTED FROM THE GROUP CONSISTING OF UNSUBSTITUTED SECONDARY AND TERTIARY ALIPHATIC MONOHYDRIC ALCOHOLS HAVING FROM 3 TO 5 CARBON ATOMS, AND (2) AN EPOXIDE SELECTED FROM THE GROUP CONSISTING OF EPICHLORHYDRIN, BUTYLENE OXIDE, DIISOBUTYLENE OXIDE, ISOPROPYL, GLYCIDYL ETHER, ETHYL GLYCIDYL ETHER, ALLYL GLYCIDYL ETHER, 2-PENTENE OXIDE AND CYCLOHEXENE OXIDE, EACH IF SAID ADDITIVES BEING PRESENT IN AMOUNTS BETWEEN ABOUT 0.01% AND 1% OF THE WEIGHT OF THE TRICHLORETHYLENE.
Claim 2
Dependent Claim
87 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF STABILIZED TRICHLORETHYLENE CONTAINING SYNERGISTICALLY COOPERATIVE ADDITIVE CONSISTING OF (1) A MONOHYDRIC ALCOHOL SELECTED FROM THE GROUP CONSISTING OF UNSUBSTITUTED SECONDARY AND TERTIARY ALIPHATIC MONOHYDRIC ALCOHOLS HAVING FROM 3 TO 5 CARBON ATOMS, AND (2) AN EPOXIDE SELECTED FROM THE GROUP CONSISTING OF EPICHLORHYDRIN, BUTYLENE OXIDE, DIISOBUTYLENE OXIDE, ISOPROPYL, GLYCIDYL ETHER, ETHYL GLYCIDYL ETHER, ALLYL GLYCIDYL ETHER, 2-PENTENE OXIDE AND CYCLOHEXENE OXIDE, EACH IF SAID ADDITIVES BEING PRESENT IN AMOUNTS BETWEEN ABOUT 0.01% AND 1% OF THE WEIGHT OF THE TRICHLORETHYLENE.
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) | 1968-06-07 | 1968-12-07 | 1969-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-07 | 1972-12-07 | 1973-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-07 | 1976-12-07 | 1977-06-08 | $7700.00 | Window Closed / Lapsed |