US3825636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
O-ethyl s-propyl-dithiophosphoric acid phenyl or naphthyl esters
Assignee: Bayer AG
•
Filing: 1971-03-10
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Granted: 1974-07-23
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Expires: 1991-03-10
Abstract
Abstract O-ETHYL-S-N-PROPYL-DITHIOPHOSPHORIC ACID PHENYL OR NAPHTHYL ESTERS, I.E. O-ETHYL-S-N-PROPYL-O- OR S-OPTIONALLY SUBSTITUTED PHENYL OR NAPHTHYL-PHOSPHOROTHIONOTHIOLOR DITHIOLATES, OF THE FORMULA (N-C3H7)-S-P(=S)(-O-C2H5)-X-Z I IN WHICH X IS AN OXYGEN OR SULFUR ATOM, AND Z IS A GROUP OF THE FORMULA (Y)M-PHENYL IIA OR (Y)M-NAPHTHYL IIB Y IS A HALOGEN ATOM OR A LOWER ALKYL LOWER ALKOXY LOWER ALKYLMERCAPTO, LOWER ALKYLSULFINYL, NITRO CYANO OR PHENYL GROUP, AND M IS O,1,2 OR 3, WHICH POSSESS INSECTICIDAL, ACARICIDAL AND NEMATOCIDAL PROPERTIES.
Inventors
- 👤 S Kishino
- 👤 A Kudamatsu
- 👤 S Yamaguchi
- 👤 I Takase
- 👤 K Shiokawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:54
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C07F9/18; A; A01; A01N; A01N57/00; A01N57/10; A01N57/14
Claims Analysis
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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) | 1977-07-22 | 1978-01-21 | 1978-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-22 | 1982-01-21 | 1982-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-22 | 1986-01-21 | 1986-07-23 | $7700.00 | Window Closed / Lapsed |