Patent US3350193A successfully refreshed from Google Patents.
US3350193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Derivatives of pyridazone compounds
Assignee: BASF SE
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Filing: 1965-01-07
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Granted: 1967-10-31
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Expires: 1985-01-07
Abstract
No abstract record available.
Inventors
- 👤 Reicheneder Franz
- 👤 Fischer Adolf
- 👤 Dury Johanna Maria
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:29
CPC Classifications
C; C07; C07D; C07D237/00; C07D237/02; C07D237/06; C07D237/10; C07D237/22; A; A01; A01N; A01N43/00; A01N43/48; A01N43/58
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
4 words
COMPOUNDS HAVING THE FORMULA
Claim 2
Dependent Claim
4 words
COMPOUNDS HAVING THE FORMULA
Claim 3
Dependent Claim
23 words
A PROCESS FOR THE CONTROL OF UNWANTED VEGETATION WHEREIN A COMPOUND AS CLAIMED IN CLAIM 1 IS ALLOWED TO ACT ON THE PLANTS.
References Cited (Backward Citations)
US3210353A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |