US3244695A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cationic ethers of xanthomonas hydrophilic colloids
Assignee: Kelco Co
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Filing: 1963-10-11
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Granted: 1966-04-05
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Expires: 1983-10-11
Abstract
No abstract record available.
Inventors
- 👤 Richard G Schweiger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:05
CPC Classifications
C; C12; C12P; C12P19/00; C12P19/04; C12P19/06; C08; C08B; C08B37/00; C08B37/0006; C08B37/0024; C08B37/0033
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
89 words
THE PROCESS OF PRODUCING A CATIONIC DERIVATIVE FROM XANTHOMONAS HYDROPHILIC COLLOID WHICH COMPRISES, BRINGING TOGETHER IN AN AQUEOUS ALKALINE MEDIUM SAID COLLOID TOGETHER WITH A MONOCHLORO(N,N-DIALKYL)-ALKYLAMINE IN WHICH EACH OF THE THREE AFORESAID ALKYL RADICALS HAS FROM ONE TO FIVE CARBON ATOMS AND MAINTAINING THE REACTION MIXTURE SO FORMED AT A TEMPERATURE PERMITTING REACTION FOR A LONG ENOUGH PERIOD OF TIME TO PERMIT THE DEACETYLATION OF SAID COLLOID AND THE COUPLING OF SAID AMINE THERETO TO A DEGREE OF SUBSTITUTION WITHIN THE RANGE OF ABOUT 0.05 TO ABOUT 0.4.
Claim 2
Dependent Claim
89 words
THE PROCESS OF PRODUCING A CATIONIC DERIVATIVE FROM XANTHOMONAS HYDROPHILIC COLLOID WHICH COMPRISES, BRINGING TOGETHER IN AN AQUEOUS ALKALINE MEDIUM SAID COLLOID TOGETHER WITH A MONOCHLORO(N,N-DIALKYL)-ALKYLAMINE IN WHICH EACH OF THE THREE AFORESAID ALKYL RADICALS HAS FROM ONE TO FIVE CARBON ATOMS AND MAINTAINING THE REACTION MIXTURE SO FORMED AT A TEMPERATURE PERMITTING REACTION FOR A LONG ENOUGH PERIOD OF TIME TO PERMIT THE DEACETYLATION OF SAID COLLOID AND THE COUPLING OF SAID AMINE THERETO TO A DEGREE OF SUBSTITUTION WITHIN THE RANGE OF ABOUT 0.05 TO ABOUT 0.4.
Claim 3
Dependent Claim
22 words
DEACETYLATED N,N-DIALKYL AMINO ALKOXY XANTHOMONAS HYDROPHILIC COLLOID IN WHICH SAID ALKYL AND SAID ALKOXY EACH HAVE FROM ONE TO FIVE CARBON ATOMS.
Claim 4
Dependent Claim
22 words
DEACETYLATED N,N-DIALKYL AMINO ALKOXY XANTHOMONAS HYDROPHILIC COLLOID IN WHICH SAID ALKYL AND SAID ALKOXY EACH HAVE FROM ONE TO FIVE CARBON ATOMS.
References Cited (Backward Citations)
US3163602A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |