US2783277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tertiary nu, nu-dialkyl benzyl amines
Assignee: Schenley Industries Inc
•
Filing: 1954-02-17
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Granted: 1957-02-26
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Expires: 1974-02-17
Abstract
No abstract record available.
Inventors
- 👤 Hiltmann Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:32
CPC Classifications
C; C07; C07C; C07C217/00; C07C217/54; C07C217/56; C07C217/58; C07C213/00; C07C213/08; C07C217/02; C07C217/04; C07C217/06; C07C217/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
AS A NEW CHEMICAL COMPOUND, A TERTIARY N,N-DIALKYLBENZYLAMINE OF THE GENERAL FORMULA
Claim 2
Dependent Claim
12 words
AS A NEW CHEMICAL COMPOUND, A TERTIARY N,N-DIALKYLBENZYLAMINE OF THE GENERAL FORMULA
References Cited (Backward Citations)
US2506588A
Cited
US2676173A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-26 | 1960-08-27 | 1961-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-26 | 1964-08-27 | 1965-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-26 | 1968-08-27 | 1969-02-26 | $7700.00 | Window Closed / Lapsed |