US3340298A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phenylalkanolamine derivatives
Assignee: Osterreichische Stickstoffwerke AG
•
Filing: 1964-06-05
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Granted: 1967-09-05
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Expires: 1984-06-05
Abstract
No abstract record available.
Inventors
- 👤 Wismayr Karl
- 👤 Schmid Otto
- 👤 Kilches Rudolf
- 👤 Zolss Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:53
CPC Classifications
C; C07; C07K; C07K5/00; C07K5/04; C07K5/06; C07K5/06008; C07K5/06017; C07K5/06026; C07K1/00; C07K1/06; C07K1/061; C07K1/10; Y; Y10; Y10S; Y10S530/00; Y10S530/80
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
14 words
A PHENYLALKANOLAMINE DRIVATIVE SELECTED FROM THE GROUP CONSISTING OF A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
14 words
A PHENYLALKANOLAMINE DRIVATIVE SELECTED FROM THE GROUP CONSISTING OF A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US2719862A
Cited
DE1041052B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |