US3118754A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for stimulating plant growth
Assignee: Pfizer Inc
•
Filing: 1961-10-10
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Granted: 1964-01-21
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Expires: 1981-10-10
Abstract
No abstract record available.
Inventors
- 👤 Louis G Nickell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:56
CPC Classifications
A; A01; A01N; A01N43/00; A01N43/48; A01N43/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A PROCESS FOR STIMULATING PLANT GROWTH WHICH COMPRISES CONTACTING THE PLANT WITH AN EFFECTIVE AMOUNT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF PYRIMIDINE-4,6-DICARBOXYLIC ACID; DIMETHYLPYRIMIDINE-4,6-DICARBOXYLATE; 4-HYDROXY-2-MERCAPTO-5,6-DIMETHYLPYRIMIDINE; 4-HYDROXY-2-MERCAPTO-6-(N-PROPYL)PYRIMIDINE; AND 4-HYDROXY-2-MERCAPTO-6-AMINOPYRIMIDINE.
Claim 2
Dependent Claim
31 words
A PROCESS FOR STIMULATING PLANT GROWTH WHICH COMPRISES CONTACTING THE PLANT WITH AN EFFECTIVE AMOUNT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF PYRIMIDINE-4,6-DICARBOXYLIC ACID; DIMETHYLPYRIMIDINE-4,6-DICARBOXYLATE; 4-HYDROXY-2-MERCAPTO-5,6-DIMETHYLPYRIMIDINE; 4-HYDROXY-2-MERCAPTO-6-(N-PROPYL)PYRIMIDINE; AND 4-HYDROXY-2-MERCAPTO-6-AMINOPYRIMIDINE.
References Cited (Backward Citations)
US2443305A
Cited
US2735225A
Cited
US2842051A
Cited
US2844578A
Cited
AT198997B
Cited
US2983727A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |