Patent US3085931A successfully refreshed from Google Patents.
US3085931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plant virus growth inhibitors
Assignee: Monsanto Chemicals Ltd
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Filing: 1960-03-17
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Granted: 1963-04-16
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Expires: 1980-03-17
Abstract
No abstract record available.
Inventors
- 👤 Walter A Darlington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:56
CPC Classifications
C; C07; C07D; C07D201/00; C07D201/02; C07D201/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
47 words
AN ANTI-VIRAL COMPOSITION COMPRISING WATER, AN EMULSIFYING AGENT, AND A MEMBER OF THE GROUP CONSISTING OF A 1-HYDROCARBYL-2-PYRROLIDONE OF THE FORMULA 1-R,2-(O=)-PYRROLIDINE WHEREIN R IS AN ALKYL RADICAL OF FROM 1 TO 20 CARBON ATOMS, AND SALTS THEREOF WHICH RELASE THE COMPOUND ITSELF ON CONTACT WITH WATER,
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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |