Patent US3399201A successfully refreshed from Google Patents.
US3399201A
Expired / Lapsed
US
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Aminoalkyl-ethano-anthracenes
Assignee: BASF Corp
•
Filing: 1966-04-12
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Granted: 1968-08-27
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Expires: 1986-04-12
Abstract
No abstract record available.
Inventors
- 👤 Schmidt Paul
- 👤 Wilhelm Max
- 👤 Eichenberger Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:04
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/08; A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/495; C07C; C07C233/00; C07C47/00; C07C47/38; C07C47/44; C07D295/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF (A) COMPOUNDS OF THE FORMULA
Claim 2
Dependent Claim
13 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF (A) COMPOUNDS OF THE FORMULA
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-27 | 1972-02-26 | 1972-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-27 | 1976-02-26 | 1976-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-27 | 1980-02-26 | 1980-08-27 | $7700.00 | Window Closed / Lapsed |