US2692264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quaternary ammonium containing compounds containing fluoroalkyl monocyclic aromatic hydrocarbon groups
Assignee: Occidental Chemical Corp
•
Filing: 1950-05-02
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Granted: 1954-10-19
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Expires: 1970-05-02
Abstract
No abstract record available.
Inventors
- 👤 Bruno H Wojcik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:26
CPC Classifications
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Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A MEMBER OF THE GROUP CONSISTING OF A DILOWER ALKYL, HIGHER ALKYL, QUATERNARY AMMONIUM SALT HAVING A MONOCYCLIC AROMATIC HYDROCARBON RING-CONTAINING GROUP ATTACHED TO THE PENTAVALENT NITROGEN ATOM AND A N-HIGH ALKYL, MORPHOLINIUM QUANTERNARY AMMONIUM SALT HAVING A MONOCYCLIC AROMATIC HYDROCARBON RING-CONTAINING GROUP ATTACHED TO THE PENTAVALENT NITOGEN ATOM, WHEREIN THE AROMATIC RING CONTAINS A FLUOROMETHYL RADICAL, SAID HIGHER ALKYL HAVING FROM 9 TO 18 CARBON ATOMS.
Claim 2
Dependent Claim
67 words
A MEMBER OF THE GROUP CONSISTING OF A DILOWER ALKYL, HIGHER ALKYL, QUATERNARY AMMONIUM SALT HAVING A MONOCYCLIC AROMATIC HYDROCARBON RING-CONTAINING GROUP ATTACHED TO THE PENTAVALENT NITROGEN ATOM AND A N-HIGH ALKYL, MORPHOLINIUM QUANTERNARY AMMONIUM SALT HAVING A MONOCYCLIC AROMATIC HYDROCARBON RING-CONTAINING GROUP ATTACHED TO THE PENTAVALENT NITOGEN ATOM, WHEREIN THE AROMATIC RING CONTAINS A FLUOROMETHYL RADICAL, SAID HIGHER ALKYL HAVING FROM 9 TO 18 CARBON ATOMS.
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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) | 1957-10-18 | 1958-04-19 | 1958-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-18 | 1962-04-19 | 1962-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-18 | 1966-04-19 | 1966-10-19 | $7700.00 | Window Closed / Lapsed |