US3130037A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of selectively controlling plant growth
Assignee: Hoechst AG
•
Filing: 1958-12-23
•
Granted: 1964-04-21
•
Expires: 1978-12-23
Abstract
No abstract record available.
Inventors
- 👤 Scherer Otto
- 👤 Reichner Karl
- 👤 Frensch Heinz
- 👤 Czech Maximilian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:49
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/78; C07D213/79; C07D213/80; C07C; C07C205/00; C07C205/39; C07C205/42; C07C205/43; C07C68/00; C07C68/02
Claims Analysis
Total Claims: 0
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US2880231A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |