US3082203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel nucleotide coenzymes
Assignee: Wyeth Holdings LLC
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Filing: 1960-02-10
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Granted: 1963-03-19
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Expires: 1980-02-10
Abstract
No abstract record available.
Inventors
- 👤 Goldman Leon
- 👤 Marsico Joseph William
- 👤 Anderson George Washington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:29
CPC Classifications
C; C07; C07H; C07H19/00; C07H19/02; C07H19/04; C07H19/16; C07H19/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
THE METHOD OF PREPARING NUCLEOTIDE COENZYMES WHICH COMPRISES REACTING A NUCLEOTIDE IMIDAZOLE WITH A NUCLEOPHILIC AGENT SELECTED FROM THE GROUP CONSISTING OF AMMONIA, PRIMARY AMINES, SECONDARY AMINES, CARBOXYLIC ACIDS, SLUFURIC ACID, CARBONIC ACID, N-BLOCKED A-AMINO ACIDS, ALCOHOLS, PHOSPHATE ESTERS AND PHOSPHORIC ACID.
Claim 2
Independent Claim
42 words
THE METHOD OF PREPARING NUCLEOTIDE COENZYMES WHICH COMPRISES REACTING A NUCLEOTIDE IMIDAZOLE WITH A NUCLEOPHILIC AGENT SELECTED FROM THE GROUP CONSISTING OF AMMONIA, PRIMARY AMINES, SECONDARY AMINES, CARBOXYLIC ACIDS, SLUFURIC ACID, CARBONIC ACID, N-BLOCKED A-AMINO ACIDS, ALCOHOLS, PHOSPHATE ESTERS AND PHOSPHORIC ACID.
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) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |