Patent US5028593A successfully refreshed from Google Patents.
US5028593A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tuftsin analogs
Assignee: The University of Texas System
•
Filing: 1989-08-15
•
Granted: 1991-07-02
•
Expires: 2009-08-15
Abstract
Abstract The tuftsin analog Thr-Lys-Leu-Lys has been found to have biological activity superior to that of tuftsin itself.
Inventors
- 👤 Kenji Nishioka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:57
CPC Classifications
C; C07; C07K; C07K5/00; C07K5/04; C07K5/10; C07K5/1002; C07K5/1005; C07K5/1013; A; A61; A61P; A61P31/00; A61P31/04; A61P31/12; A61P31/14; A61P31/18; A61P35/00; A61P37/00; A61P37/02; A61P37/04; C07K16/00; C07K16/06; C07K16/065; A61K; A61K38/00
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
13 words
A peptide having the amino acid sequence Thr-Lys-Leu-Lys and pharmaceutically acceptable salts thereof.
Claim 2
Dependent Claim
13 words
A peptide having the amino acid sequence Thr-Lys-Leu-Lys and pharmaceutically acceptable salts thereof.
Claim 3
Dependent Claim
13 words
A peptide having the amino acid sequence L-Thr-L-Lys-L-Leu-L-Lys and pharmaceutically acceptable salts thereof.
Claim 4
Dependent Claim
13 words
A peptide having the amino acid sequence L-Thr-L-Lys-L-Leu-L-Lys and pharmaceutically acceptable salts thereof.
Claim 5
Dependent Claim
29 words
A pharmaceutically composition, including: (a) a pharmaceutically effective amount of a peptide having the amino acid sequence Thr-Lys-Leu-Lys and pharmaceutically acceptable salts thereof; and (b) a pharmaceutically acceptable carrier.
Claim 6
Dependent Claim
29 words
A pharmaceutically composition, including: (a) a pharmaceutically effective amount of a peptide having the amino acid sequence Thr-Lys-Leu-Lys and pharmaceutically acceptable salts thereof; and (b) a pharmaceutically acceptable carrier.
Claim 7
Dependent Claim
12 words
The composition of claim 3, where the peptide has the sequence L-Thr-L-Lys-L-Leu-L-Lys.
References Cited (Backward Citations)
US3778426A
Cited
US4434095A
Cited
US4487726A
Cited
US4612365A
Cited
US4353823A
Cited
US4390528A
Cited
US4711844A
Cited
US4515920A
Cited
US4734279A
Cited
US4816449A
Cited
US4605641A
Cited
US4720484A
Cited
US4720554A
Cited
US4786737A
Cited
EP0225648A2
Cited
US4687840A
Cited
EP0253190A2
Cited
FR2601957A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-07-01 | 1994-12-31 | 1995-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-07-01 | 1998-12-31 | 1999-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-07-01 | 2002-12-31 | 2003-07-02 | $7700.00 | Window Closed / Lapsed |