US4816565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interleukin 2 receptor and a method for production thereof
Assignee: Individual
•
Filing: 1986-08-11
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Granted: 1989-03-28
•
Expires: 2006-08-11
Abstract
Abstract Interleukin 2 receptor protein having the following properties: (a) molecular weight: 40 to 43 kd, (b) pI of 5.2 to 4.4, (c) amino acid sequence (N-terminal): ##STR1##
Inventors
- 👤 Tasuku Honjo
- 👤 Akira Shimizu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:15
CPC Classifications
C; C12; C12P; C12P21/00; C12P21/02; C07; C07K; C07K14/00; C07K14/435; C07K14/705; C07K14/715; C07K14/7155; A; A61; A61K; A61K38/00; Y; Y10; Y10S; Y10S930/00; Y10S930/01; Y10S930/30
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
27 words
Interleukin 2 receptor having the following properties: (a) molecular weight: 40 to 43 kd (b) pI of 5.2 to 4.4, and (c) amino acid sequence (N-terminal): ##STR4##
Claim 2
Dependent Claim
27 words
Interleukin 2 receptor having the following properties: (a) molecular weight: 40 to 43 kd (b) pI of 5.2 to 4.4, and (c) amino acid sequence (N-terminal): ##STR4##
Claim 3
Dependent Claim
27 words
Interleukin 2 receptor having the following amino acid sequence (N-terminal): ##STR5## wherein X is Met, as an initiation condon, and a signal peptide having the sequence: ##STR6##
Claim 4
Dependent Claim
27 words
Interleukin 2 receptor having the following amino acid sequence (N-terminal): ##STR5## wherein X is Met, as an initiation condon, and a signal peptide having the sequence: ##STR6##
References Cited (Backward Citations)
EP0162699A2
Cited
US4578335A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-03-27 | 1992-09-26 | 1993-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-03-27 | 1996-09-26 | 1997-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-03-27 | 2000-09-26 | 2001-03-28 | $7700.00 | Window Closed / Lapsed |