US3344155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Halogenated 8, 8, 8-triphenylpropylamine compounds
Assignee: Hoechst AG
•
Filing: 1961-12-01
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Granted: 1967-09-26
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Expires: 1981-12-01
Abstract
No abstract record available.
Inventors
- 👤 Schorr Manfred
- 👤 Fussganger Rudolf
- 👤 Bauer Fritz
- 👤 Nesemann Georg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:06
CPC Classifications
C; C07; C07C; C07C215/00; C07C215/02; C07C215/04; C07C215/06; C07C215/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF: (1) DIETHANOLAMINES OF THE FORMULA R2-(PHENYLENE)-C(-(PHENYLENE)-R1)(-(PHENYLENE)-R3)-CH2-CH2N(-CH2-CH2-OH) IN WHICH R1 IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF FLUORINE AND CHLORINE, AND R2 AND R3 ARE EACH MEMBERS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, FLUORINE, AND CHLORINE; (2) NON-TOXIC ACID ADDITION SALTS OF SAID DIETHANOLAMINES; AND (3) QUATERNIZATION PRODUCTS OF SAID DIETHANOLAMINES OF THE FORMULA R2-(PHENYLENE)-C(-(PHENYLENE)-R1)(-(PHENYLENE)-R3)-CH2-CH2N(+)(-R4)(-CH2-CH2-OH) X(-) WHEREIN R1, R2, AND R3 HAVE THE MEANINGS GIVEN ABOVE, R4 IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF METHYL, ETHYL, HYDROXY-ETHYL, ALLYL, BENZYL, AND 4-CHLORO BENZYL, AND X-IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF CHLORIDE, BROMIDE, IODIDE, SULFATE, LOWER ALKYL SULFONATE AND LOWER ALKYLPHENYL SULFONATE.
Claim 2
Dependent Claim
115 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF: (1) DIETHANOLAMINES OF THE FORMULA R2-(PHENYLENE)-C(-(PHENYLENE)-R1)(-(PHENYLENE)-R3)-CH2-CH2N(-CH2-CH2-OH) IN WHICH R1 IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF FLUORINE AND CHLORINE, AND R2 AND R3 ARE EACH MEMBERS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, FLUORINE, AND CHLORINE; (2) NON-TOXIC ACID ADDITION SALTS OF SAID DIETHANOLAMINES; AND (3) QUATERNIZATION PRODUCTS OF SAID DIETHANOLAMINES OF THE FORMULA R2-(PHENYLENE)-C(-(PHENYLENE)-R1)(-(PHENYLENE)-R3)-CH2-CH2N(+)(-R4)(-CH2-CH2-OH) X(-) WHEREIN R1, R2, AND R3 HAVE THE MEANINGS GIVEN ABOVE, R4 IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF METHYL, ETHYL, HYDROXY-ETHYL, ALLYL, BENZYL, AND 4-CHLORO BENZYL, AND X-IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF CHLORIDE, BROMIDE, IODIDE, SULFATE, LOWER ALKYL SULFONATE AND LOWER ALKYLPHENYL SULFONATE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |