US3287232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing 3'-and 2'-nucleotides
Assignee: Ajinomoto Co Inc
•
Filing: 1964-03-24
•
Granted: 1966-11-22
•
Expires: 1984-03-24
Abstract
No abstract record available.
Inventors
- 👤 Mitsugi Koji
- 👤 Shiro Teruo
- 👤 Okumura Shinji
- 👤 Komagata Kazuo
- 👤 Katagiri Hideo
- 👤 Tsuchiya Yoshio
- 👤 Takahashi Masahiro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:08
CPC Classifications
C; C12; C12P; C12P19/00; C12P19/26; C12P19/28; C12P19/30; C12P19/305; C12N; C12N1/00; C12N1/20; C12P19/32; C12P19/34; C12P19/38; C12P19/40; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/828; Y10S435/848; Y10S435/849; Y10S435/873
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A METHOD OF PRODUCING 3-NUCLESTIDES AND MIXTURES THEREOF WITH THE CORRESPONDING 2''-NUCLEOTIDES WHICH COMPRISES: (A) CULTURING A MICROORGANISM SELECTED FROM THE SPECIES ESCHERICHIA COLI, ESCHERICHIA FREUNDII, ESCHERICHIA INTERMEDIA, AEROBACTER AEROGENES, AEROMONAS PUNCTATA, PROTEUS MIRABILIS, PROTEUS VULGARIS, AND PROTEUS RETTGERII ON AN AQUEOUS MEDIUM CONTAINING A CARBON SOURCE AND A NITROGEN SOURCE, WHEREBY A PHOSPHOTRANSFERASE ENNZYME IS PRODUCED BY SAID MICROORGANISM; (B) INCUBATING A NUCLEOSIDE IN THE PRESENCE OF SAID ENZYME AND A PHOSPHATE DONOR UNTIL SAID NUCLEOTIDES ARE FORMED; AND (C) RECOVERING SAID NUCLEOTIDES.
Claim 2
Independent Claim
84 words
A METHOD OF PRODUCING 3-NUCLESTIDES AND MIXTURES THEREOF WITH THE CORRESPONDING 2''-NUCLEOTIDES WHICH COMPRISES: (A) CULTURING A MICROORGANISM SELECTED FROM THE SPECIES ESCHERICHIA COLI, ESCHERICHIA FREUNDII, ESCHERICHIA INTERMEDIA, AEROBACTER AEROGENES, AEROMONAS PUNCTATA, PROTEUS MIRABILIS, PROTEUS VULGARIS, AND PROTEUS RETTGERII ON AN AQUEOUS MEDIUM CONTAINING A CARBON SOURCE AND A NITROGEN SOURCE, WHEREBY A PHOSPHOTRANSFERASE ENNZYME IS PRODUCED BY SAID MICROORGANISM; (B) INCUBATING A NUCLEOSIDE IN THE PRESENCE OF SAID ENZYME AND A PHOSPHATE DONOR UNTIL SAID NUCLEOTIDES ARE FORMED; AND (C) RECOVERING SAID NUCLEOTIDES.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |