Patent US3332957A successfully refreshed from Google Patents.
US3332957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amino esters of substituted phenoxy acetic acids
Assignee: BASF Corp
•
Filing: 1964-09-02
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Granted: 1967-07-25
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Expires: 1984-09-02
Abstract
No abstract record available.
Inventors
- 👤 Bencze William Laszlo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:34
CPC Classifications
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Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
13 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF A COMPOUND HAVING THE FORMULA:
Claim 2
Dependent Claim
13 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF A COMPOUND HAVING THE FORMULA:
Claim 3
Dependent Claim
24 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF THE 2 - (1, PIPERIDINO) - ETHYL 2-(4-(2-(4-CHLORO-PHENYL)-2PROPYL)-PHENYLOXY)-ISOBUTRYATE, AND A PHARMACEUTICALLY ACCEPTABLE ACID SOLUTION SALT THEREOF.
Claim 4
Dependent Claim
24 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF THE 2 - (1, PIPERIDINO) - ETHYL 2-(4-(2-(4-CHLORO-PHENYL)-2PROPYL)-PHENYLOXY)-ISOBUTRYATE, AND A PHARMACEUTICALLY ACCEPTABLE ACID SOLUTION SALT THEREOF.
References Cited (Backward Citations)
GB860303A
Cited
US3120551A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |