Patent US2834708A successfully refreshed from Google Patents.
US2834708A
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Diphenylacetaldehydes
Assignee: Rohm and Haas Co
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Filing: 1954-12-27
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Granted: 1958-05-13
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Expires: 1974-12-27
Abstract
No abstract record available.
Inventors
- 👤 Edward F Riener
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:29
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/56; C07C45/57; C07C45/59; C07C45/60; C07C47/00; C07C47/20; C07C47/228; C07C47/23; C07C47/24
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
8 words
A PROCESS FOR PREPARING DIPHENYLACETALDEHYDES OF THE FORMULA
Claim 2
Dependent Claim
8 words
A PROCESS FOR PREPARING DIPHENYLACETALDEHYDES OF THE FORMULA
Claim 3
Dependent Claim
29 words
A PROCESS FOR CONTROLLING FUNGI ON PLANTS WHICH COMPRISES APPLYING TO PLANTS A COMPOSITION COMPRISING A MINOR PROPORTION OF BIS(CHLOROPHENYL)ACETALDEHYDE DISPERSED IN A MAJOR PROPORTION OF A CARRIER THEREFOR.
Claim 4
Dependent Claim
29 words
A PROCESS FOR CONTROLLING FUNGI ON PLANTS WHICH COMPRISES APPLYING TO PLANTS A COMPOSITION COMPRISING A MINOR PROPORTION OF BIS(CHLOROPHENYL)ACETALDEHYDE DISPERSED IN A MAJOR PROPORTION OF A CARRIER THEREFOR.
References Cited (Backward Citations)
US2122813A
Cited
US2430586A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |