US3669843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the production of uricase
Assignee: Novo Terapeutisk Laboratorium AS
•
Filing: 1969-08-15
•
Granted: 1972-06-13
•
Expires: 1989-08-15
Abstract
Abstract Production of the enzyme uricase by aerobic cultivation of a strain of Bacillus fastidiosus or a variant thereof.
Inventors
- 👤 Knud Aunstrup
- 👤 Jorn Leo Mahler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:36
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/0004; C12N9/0012; C12N9/0044; C12N9/0046; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/832
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
14 words
A process as claimed in claim 1, wherein Bacillus fastidiosus NCIB 10423 is used.
Claim 2
Dependent Claim
14 words
A process as claimed in claim 1, wherein Bacillus fastidiosus NCIB 10424 is used.
Claim 3
Dependent Claim
15 words
A process as claimed in claim 1, wherein Bacillus fastidiosus var. NCIB 10425 is used.
Claim 4
Dependent Claim
15 words
A process as claimed in claim 1, wherein Bacillus fastidiosus var. NCIB 10372 is used.
References Cited (Backward Citations)
US3431176A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-06-13 | 1975-12-13 | 1976-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-13 | 1979-12-13 | 1980-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-13 | 1983-12-13 | 1984-06-13 | $7700.00 | Window Closed / Lapsed |