US2853416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of protecting plants by applying a pesticidal amount of a polyvinylpyrrolidone-iodine adduct
Assignee: GAF Chemicals Corp
•
Filing: 1955-09-19
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Granted: 1958-09-23
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Expires: 1975-09-19
Abstract
No abstract record available.
Inventors
- 👤 Henry B Kellog
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:24
CPC Classifications
A; A01; A01N; A01N43/00; A01N43/34; A01N43/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A METHOD OF PROTECTING CHLOROPHYLLACEOUS PLANT MATERIAL SUBJECT TO ATTACK BY PLANT PESTS WHICH COMPRISES APPLYING TO SAID MATERIAL A PESTICIDAL AMOUNT OF POLYMERIC N-VINYL-2-PYRROLIDONE ADDUCT CONTAINING FROM 2-25% AVAILABLE IODINE AND A CARRIER THEREFOR.
Claim 2
Independent Claim
35 words
A METHOD OF PROTECTING CHLOROPHYLLACEOUS PLANT MATERIAL SUBJECT TO ATTACK BY PLANT PESTS WHICH COMPRISES APPLYING TO SAID MATERIAL A PESTICIDAL AMOUNT OF POLYMERIC N-VINYL-2-PYRROLIDONE ADDUCT CONTAINING FROM 2-25% AVAILABLE IODINE AND A CARRIER THEREFOR.
References Cited (Backward Citations)
US2734314A
Cited
US1964518A
Cited
US2498174A
Cited
FR1064624A
Cited
US2706701A
Cited
US2742736A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |