Patent US3002979A successfully refreshed from Google Patents.
US3002979A
Expired / Lapsed
US
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Flavone-7-oxy-acetamides
Assignee: Delmar Chemicals Inc
•
Filing: 1960-03-10
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Granted: 1961-10-03
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Expires: 1980-03-10
Abstract
No abstract record available.
Inventors
- 👤 Klosa Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:07
CPC Classifications
C; C07; C07D; C07D311/00; C07D311/02; C07D311/04; C07D311/22; C07D311/26; C07D311/28; C07D311/30
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
3 words
FLAVONE-7-OXY-ACETIC ACID AMIDE.
Claim 4
Dependent Claim
3 words
FLAVONE-7-OXY-ACETIC ACID AMIDE.
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) | 1964-10-02 | 1965-04-03 | 1965-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-02 | 1969-04-03 | 1969-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-02 | 1973-04-03 | 1973-10-03 | $7700.00 | Window Closed / Lapsed |