US3316080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for inhibiting growth of weeds and grasses
Assignee: Mitsui Chemical Industry Co Ltd
•
Filing: 1964-05-19
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Granted: 1967-04-25
•
Expires: 1984-05-19
Abstract
No abstract record available.
Inventors
- 👤 Inoue Takayuki
- 👤 Kato Kichiro
- 👤 Toyama Teruhiko
- 👤 Takagi Mitsunori
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:02
CPC Classifications
C; C07; C07D; C07D301/00; C07D301/27; C07D301/28; A; A01; A01N; A01N33/00; A01N33/16; A01N33/18; A01N33/20; A01N33/22; A01N37/00; A01N37/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3080225A
Cited
US3154398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |