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US2581336A
Expired / Lapsed
US
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Phenoxyethyl-dimethyl-dodecyl-ammonium halides
Assignee: CIBA PHARM PROD Inc
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Filing: 1949-12-19
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Granted: 1952-01-08
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Expires: 1969-12-19
Abstract
No abstract record available.
Inventors
- 👤 Hartmann Max
- 👤 Bosshard Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:44
CPC Classifications
C; C07; C07C; C07C43/00; C07C43/02; C07C43/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
A B-PHENOXYLETHYL-DIMETHYL-DODECYL-AMMONIUM HALIDE OF THE FORMULA
Claim 2
Dependent Claim
6 words
A B-PHENOXYLETHYL-DIMETHYL-DODECYL-AMMONIUM HALIDE OF THE FORMULA
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) | 1955-01-07 | 1955-07-09 | 1956-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-07 | 1959-07-09 | 1960-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-07 | 1963-07-09 | 1964-01-08 | $7700.00 | Window Closed / Lapsed |