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US2857307A
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Fungicides and methods of preparing the same
Assignee: US Philips Corp
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Filing: 1955-08-26
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Granted: 1958-10-21
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Expires: 1975-08-26
Abstract
No abstract record available.
Inventors
- 👤 Uhlenbroek Jan Hendrik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:12
CPC Classifications
C; C07; C07C; C07C381/00; C07C381/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
17 words
A FUNGICIDAL NONPHYTOTOXIC PREPARATION COMPRISING A FUNGICIDALLY EFFECTIVE AMOUNT OF A COMPOUND CORRESPONDING TO THE GENERAL FORMULA
References Cited (Backward Citations)
US1734682A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-20 | 1962-04-21 | 1962-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-20 | 1966-04-21 | 1966-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-20 | 1970-04-21 | 1970-10-21 | $7700.00 | Window Closed / Lapsed |