US2956920A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dichloro vinyl phosphonic acid esters
Assignee: Aurubis AG
•
Filing: 1958-12-29
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Granted: 1960-10-18
•
Expires: 1978-12-29
Abstract
No abstract record available.
Inventors
- 👤 Perkow Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:08
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/38; C07F9/40; C07F9/4003; C07F9/4015
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
24 words
AN INSECTICIDAL COMPOSITION COMPRISING AN INSECTICIDAL ADJUVANT AS AN INERT CARRIER AND AS THE ESSENTIAL ACTIVE INSECTICIDAL INGREDIENT A COMPOUND OF THE GENERAL FORMULA
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) | 1963-10-18 | 1964-04-18 | 1964-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-18 | 1968-04-18 | 1968-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-18 | 1972-04-18 | 1972-10-18 | $7700.00 | Window Closed / Lapsed |