US3230175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized trichloroethylene and a process for treating metals therewith
Assignee: EIDP Inc
•
Filing: 1963-04-01
•
Granted: 1966-01-18
•
Expires: 1983-04-01
Abstract
No abstract record available.
Inventors
- 👤 Theodore F Martens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:20
CPC Classifications
C; C23; C23G; C23G5/00; C23G5/02; C23G5/028; C23G5/02854; C23G5/02883; C07; C07C; C07C17/00; C07C17/38; C07C17/42; C23C; C23C22/00; C23C22/02; C23G5/02858; C23G5/02861; C23G5/02874
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A LIQUID COMPOSITION CONSISTING ESSENTIALLY OF TRICHLORETHYLENE TOGETHER WITH A STABILIZING AMOUNT OF FROM ABOUT 0.01% TO ABOUT 1.0% BY WEIGHT, BASED UPON THE TOTAL WEIGHT OF THE TRICHLORETHYLENE-CONTAINING COMPOSITION, OF AT LEAST ONE CYCLOPROPANE DERIVATIVE FROM THE GROUP COINSISTING OF 1,1-DIETHYLCYCLOPROPANE; 1,1-DICHLORO CYCLOPROPANE; DICYCLOPROPYL KETONE; METHYL CYCLOPROPYL CARBOXYLATE; CYCLOPROPYL NITRILE; AND NORCARANE.
Claim 2
Dependent Claim
53 words
A LIQUID COMPOSITION CONSISTING ESSENTIALLY OF TRICHLORETHYLENE TOGETHER WITH A STABILIZING AMOUNT OF FROM ABOUT 0.01% TO ABOUT 1.0% BY WEIGHT, BASED UPON THE TOTAL WEIGHT OF THE TRICHLORETHYLENE-CONTAINING COMPOSITION, OF AT LEAST ONE CYCLOPROPANE DERIVATIVE FROM THE GROUP COINSISTING OF 1,1-DIETHYLCYCLOPROPANE; 1,1-DICHLORO CYCLOPROPANE; DICYCLOPROPYL KETONE; METHYL CYCLOPROPYL CARBOXYLATE; CYCLOPROPYL NITRILE; AND NORCARANE.
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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |