US3043888A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization
Assignee: PPG Industries Inc
•
Filing: 1959-02-09
•
Granted: 1962-07-10
•
Expires: 1979-02-09
Abstract
No abstract record available.
Inventors
- 👤 Blaine O Pray
- 👤 Donald E Hardies
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:11
CPC Classifications
C; C23; C23G; C23G5/00; C23G5/02; C23G5/028; C23G5/02854; C23G5/02883; C07; C07C; C07C17/00; C07C17/38; C07C17/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
A COMPOSITION COMPRISING A LIQUID HALOGENTED ALIPHATAIC HYDROCARBON CONTAINING A STABILIZING CONCENTRATION OF AN ALIPHATIC ALDEHYDE HYDRAZONE, SAID ALIPHATIC ALDEHYDE HYDRAZONE CONTAINING FROM 1 TO 3 ALIPHATIC GROUPS, EACH OF WHICH GROUPS CONTAINS FROM 1 TO 3 CARBON ATOMS.
Claim 2
Dependent Claim
39 words
A COMPOSITION COMPRISING A LIQUID HALOGENTED ALIPHATAIC HYDROCARBON CONTAINING A STABILIZING CONCENTRATION OF AN ALIPHATIC ALDEHYDE HYDRAZONE, SAID ALIPHATIC ALDEHYDE HYDRAZONE CONTAINING FROM 1 TO 3 ALIPHATIC GROUPS, EACH OF WHICH GROUPS CONTAINS FROM 1 TO 3 CARBON ATOMS.
References Cited (Backward Citations)
US2043259A
Cited
US2043257A
Cited
US2094367A
Cited
US2407405A
Cited
US2371645A
Cited
US2786044A
Cited
US2852572A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |