Patent CH85046A successfully refreshed from Google Patents.
Patent US2944088A successfully refreshed from Google Patents.
US2944088A
Expired / Lapsed
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Stabilization of chlorinated solbents
Assignee: Argus Chemical Corp
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Filing: 1958-10-31
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Granted: 1960-07-05
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Expires: 1978-10-31
Abstract
No abstract record available.
Inventors
- 👤 Otto S Kauder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:01
CPC Classifications
C; C23; C23G; C23G5/00; C23G5/02; C23G5/028; C23G5/02854; C23G5/02883; C23G5/0289; C07; C07C; C07C17/00; C07C17/38; C07C17/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A STABILIZED CHLORINATED ALIPHATIC SOLVENT HAVING A BOILING POINT BELOW 130*C. CONTAINING PRODUCT OF AN ALDEVENT 0.01 TO 2 G. OF A CONDENSATION PRODUCT OF AN ALDEHYDE OF THE GROUP CONSISTING OF FORMALDEHYDE AND ACETALDEHYDE WITH A PRIMARY AMINE CONTAINING 1-3 CARBON ATOMS.
Claim 2
Dependent Claim
43 words
A STABILIZED CHLORINATED ALIPHATIC SOLVENT HAVING A BOILING POINT BELOW 130*C. CONTAINING PRODUCT OF AN ALDEVENT 0.01 TO 2 G. OF A CONDENSATION PRODUCT OF AN ALDEHYDE OF THE GROUP CONSISTING OF FORMALDEHYDE AND ACETALDEHYDE WITH A PRIMARY AMINE CONTAINING 1-3 CARBON ATOMS.
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) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |