Patent US2769731A successfully refreshed from Google Patents.
US2769731A
Expired / Lapsed
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Fungicidal metal salts of phthalic acid
Assignee: Interchemical Corp
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Filing: 1953-07-30
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Granted: 1956-11-06
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Expires: 1973-07-30
Abstract
No abstract record available.
Inventors
- 👤 Alfred F Schneid
- 👤 Resnick Paul
- 👤 Roy A Pizzarello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:32
CPC Classifications
C; C07; C07F; C07F3/00; C07F3/003; A; A01; A01N; A01N37/00; A01N37/08; C07F1/00; C07F1/005; Y; Y10; Y10S; Y10S428/00; Y10S428/907; Y10T; Y10T442/00; Y10T442/20; Y10T442/2525; Y10T442/2533
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
A FUNGICIDAL COMPOSITION HAVING THE FOLLOWING GENERIC FORMULA:
Claim 2
Dependent Claim
8 words
A FUNGICIDAL COMPOSITION HAVING THE FOLLOWING GENERIC 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) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |