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Patent US3833691A successfully refreshed from Google Patents.
US3833691A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-(o,s-dilower alkyl-thiolphosphoryl)diphenyl ethers
Assignee: Novartis Corp
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Filing: 1973-06-20
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Granted: 1974-09-03
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Expires: 1993-06-20
Abstract
Abstract NEW DIPHENYL ETHERS OF THE FORMULA 1-((R5,R6,R7-PHENYL)-O-),2-(R1-S-P(=O)(-OR3)-O-),R3,R4- BENZENE WHEREIN R1 REPRESENTS ALKYL WITH 1 TO 4 CARBON ATOMS, R2 REPRESENT METHYL OR ETHYL, R3, R4, R5, AND R6 REPRESENT HYDROGEN, CHLORINE, OR ETHYL, R7, REPRESENTS HYDROGEN, CHLORINE, OR NITRO AND THEIR USE FOR COMBATING INSECTS AND MEMBERS OF THE ORDER ACARINA ARE DISCLOSED.
Inventors
- 👤 P Rathgeb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:41
CPC Classifications
A; A01; A01N; A01N57/00; A01N57/10; A01N57/14; C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C07F9/18
Claims Analysis
Total Claims: 0
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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) | 1977-09-02 | 1978-03-04 | 1978-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-02 | 1982-03-04 | 1982-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-02 | 1986-03-04 | 1986-09-03 | $7700.00 | Window Closed / Lapsed |