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US4258180A
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US
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C6-Modified cyclodextrin sulfate salts as complement inhibitors
Assignee: Wyeth Holdings LLC
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Filing: 1979-11-05
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Granted: 1981-03-24
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Expires: 1999-11-05
Abstract
Abstract C6-Modified cyclodextrin sulfate salts useful as complement inhibitors.
Inventors
- 👤 Arthur J. Lewis
- 👤 Seymour Bernstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:25
CPC Classifications
C; C08; C08B; C08B37/00; C08B37/0006; C08B37/0009; C08B37/0012
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
34 words
A compound of the formula: ##STR2## wherein N is an integer from 6-8; R is selected from the group consisting of hydrogen, bromo, azido and thiocyanato; and M is a pharmaceutically acceptable salt cation.
Claim 2
Dependent Claim
34 words
A compound of the formula: ##STR2## wherein N is an integer from 6-8; R is selected from the group consisting of hydrogen, bromo, azido and thiocyanato; and M is a pharmaceutically acceptable salt cation.
Claim 3
Dependent Claim
9 words
The compound according to claim 1, α-cyclo[6-deoxy]dextrin poly(H-sulfate)poly-trimethylamine salt.
Claim 4
Dependent Claim
9 words
The compound according to claim 1, α-cyclo[6-deoxy]dextrin poly(H-sulfate)poly-sodium salt.
Claim 5
Dependent Claim
9 words
The compound according to claim 1, β-cyclo[6-deoxy]dextrin poly(H-sulfate)poly-trimethylamine salt.
Claim 6
Dependent Claim
9 words
The compound according to claim 1, β-cyclo[6-deoxy]dextrin poly(H-sulfate)poly-sodium salt.
Claim 7
Dependent Claim
9 words
The compound according to claim 1, α-cyclo[6-bromo-6-deoxy]dextrin poly(H-sulfate)poly-trimethylamine salt.
Claim 8
Dependent Claim
9 words
The compound according to claim 1, α-cyclo[6-bromo-6-deoxy]dextrin poly(H-sulfate)poly-sodium salt.
Claim 9
Dependent Claim
9 words
The compound according to claim 1, β-cyclo[6-bromo-6-deoxy]dextrin poly(H-sulfate)poly-trimethylamine salt.
Claim 10
Dependent Claim
9 words
The compound according to claim 1, β-cyclo[6-bromo-6-deoxy]dextrin poly(H-sulfate)poly-sodium salt.
Claim 11
Dependent Claim
9 words
The compound according to claim 1, α-cyclo[6-azido-6-deoxy]dextrin poly(H-sulfte)poly-trimethylamine salt.
Claim 12
Dependent Claim
9 words
The compound according to claim 1, α-cyclo[6-azido-6-deoxy]dextrin poly(H-sulfate)poly-sodium salt.
Claim 13
Dependent Claim
9 words
The compound according to claim 1, β-cyclo[6-azido-6-deoxy]dextrin poly(H-sulfate)poly-trimethylamine salt.
Claim 14
Dependent Claim
9 words
The compound according to claim 1, β-cyclo[6-azido-6-deoxy]dextrin poly(H-sulfate)poly-sodium salt.
Claim 15
Dependent Claim
9 words
The compound according to claim 1, α-cyclo[6-deoxy-6-thiocyanato]dextrin poly(H-sulfate)poly-trimethylamine salt.
Claim 16
Dependent Claim
9 words
The compound according to claim 1, α-cyclo[6-deoxy-6-thiocyanato]dextrin poly(H-sulfate)poly-sodium salt.
Claim 17
Dependent Claim
9 words
The compound according to claim 1, β-cyclo[6-deoxy-6-thiocyanato]dextrin poly(H-sulfate)poly-trimethylamine salt.
Claim 18
Dependent Claim
9 words
The compound according to claim 1, β-cyclo[6-deoxy-6-thiocyanato]dextrin poly(H-sulfate)poly-sodium salt.
Claim 19
Dependent Claim
3 words
The compound α-cyclo[6-deoxy-6-thiocyanato]-dextrin.
Claim 20
Dependent Claim
3 words
The compound α-cyclo[6-deoxy-6-thiocyanato]-dextrin.
Claim 21
Dependent Claim
3 words
The compound β-cyclo[6-deoxy-6-thiocyanato]-dextrin.
Claim 22
Dependent Claim
3 words
The compound β-cyclo[6-deoxy-6-thiocyanato]-dextrin.
References Cited (Backward Citations)
US4020160A
Cited
US4021544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-03-23 | 1984-09-22 | 1985-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-03-23 | 1988-09-22 | 1989-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-03-23 | 1992-09-22 | 1993-03-24 | $7700.00 | Window Closed / Lapsed |