US3431175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the preparation of a lipoprotein lipase by cultivating organisms
Assignee: Amano Enzyme Inc
•
Filing: 1965-07-07
•
Granted: 1969-03-04
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Expires: 1985-07-07
Abstract
No abstract record available.
Inventors
- 👤 Kei Arima
- 👤 Gakuzo Tamura
- 👤 Teiiti Narasaki
- 👤 Yoshio Nakamura
- 👤 Takashi Saiki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:07
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/14; C12N9/16; C12N9/18; C12N9/20; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/832; Y10S435/834; Y10S435/837; Y10S435/839; Y10S435/874; Y10S435/875; Y10S435/876; Y10S435/88; Y10S435/881; Y10S435/886; Y10S435/89; Y10S435/911; Y10S435/931
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3189529A
Cited
US3262863A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-03 | 1972-09-02 | 1973-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-03 | 1976-09-02 | 1977-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-03 | 1980-09-02 | 1981-03-04 | $7700.00 | Window Closed / Lapsed |