US3535207A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of converting heterocyclic bases into the corresponding nucleosides by bacterial action
Assignee: Ajinomoto Co Inc
•
Filing: 1969-08-19
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Granted: 1970-10-20
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Expires: 1989-08-19
Abstract
No abstract record available.
Inventors
- 👤 Teruo Shiro
- 👤 Yoshiteru Hirose
- 👤 Akira Kamimura
- 👤 Akio Yamanoi
- 👤 Koji Mitsugi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:43
CPC Classifications
C; C12; C12P; C12P19/00; C12P19/26; C12P19/28; C12P19/38; C12P19/40; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/832; Y10S435/839
Claims Analysis
Total Claims: 0
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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) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |