US2995605A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New and useful malic acid diamide-compounds and process for their manufacture
Assignee: BASF Schweiz AG
•
Filing: 1959-10-13
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Granted: 1961-08-08
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Expires: 1979-10-13
Abstract
No abstract record available.
Inventors
- 👤 Siegrist Adolf Emil
- 👤 Ackermann Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:50
CPC Classifications
C; C07; C07C; C07C233/00; C07C233/01; C07C233/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
MALIC ACID DIAMIDE COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
7 words
MALIC ACID DIAMIDE COMPOUND 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) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |