US2945895A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of chlorinated hydrocarbons with a synergistic combination of a tertiary acetylenic monohydric alcohol and 2, 6-di-tert-butyl-paracresol
Assignee: Airco Inc
•
Filing: 1956-02-08
•
Granted: 1960-07-19
•
Expires: 1976-02-08
Abstract
No abstract record available.
Inventors
- 👤 Robert J Burch
- 👤 Morton W Leeds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:58
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/38; C07C17/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
A COMPOSITION OF MATTER COMPRISING A CHLORINATED HYDROCARBON SOLVENT AND A SMALL BUT STABILIZING AMOUNT OF 2,6-DI-TERT-BUTYL-PARA-CRESOL AND 3-METHYL-1-PENTYN3-OL.
Claim 2
Dependent Claim
19 words
A COMPOSITION OF MATTER COMPRISING A CHLORINATED HYDROCARBON SOLVENT AND A SMALL BUT STABILIZING AMOUNT OF 2,6-DI-TERT-BUTYL-PARA-CRESOL AND 3-METHYL-1-PENTYN3-OL.
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) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |