US4569915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
P. obtusus strain
Assignee: Cetus Oncology Corp
•
Filing: 1984-02-24
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Granted: 1986-02-11
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Expires: 2004-02-24
Abstract
Abstract A P. obtusus strain AU124 having the identifying characteristics of NRRL No. 15595, the strain produces high levels of pyranose-2-oxidase.
Inventors
- 👤 David B. Ring
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:06
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/0004; C12N9/0006; C12N1/00; C12N1/14; C12N1/145; C12R; C12R2001/00; C12R2001/645; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/911
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
17 words
A biologically pure culture of P. obtusus strain AU124 having the identifying characteristics of NRRL No. 15595.
Claim 2
Dependent Claim
17 words
A biologically pure culture of P. obtusus strain AU124 having the identifying characteristics of NRRL No. 15595.
Claim 3
Dependent Claim
15 words
A biologically pure culture of C. versicolor having the identifying characteristics of NRRL No. 15152.
Claim 4
Dependent Claim
15 words
A biologically pure culture of C. versicolor having the identifying characteristics of NRRL No. 15152.
Claim 5
Dependent Claim
15 words
A biologically pure culture of L. betulinus having the identifying characteristics of NRRL No. 15593.
Claim 6
Dependent Claim
15 words
A biologically pure culture of L. betulinus having the identifying characteristics of NRRL No. 15593.
Claim 7
Dependent Claim
14 words
A biologically pure culture of P. obtusus having identifying characteristics of NRRL No. 15594.
Claim 8
Dependent Claim
14 words
A biologically pure culture of P. obtusus having identifying characteristics of NRRL No. 15594.
References Cited (Backward Citations)
US4246347A
Cited
US4351902A
Cited
US4321324A
Cited
US4321323A
Cited
US4423149A
Cited
US4442207A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-02-10 | 1989-08-12 | 1990-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-02-10 | 1993-08-12 | 1994-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-02-10 | 1997-08-12 | 1998-02-11 | $7700.00 | Window Closed / Lapsed |