Patent US4656186A successfully refreshed from Google Patents.
US4656186A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tetrapyrrole therapeutic agents
Assignee: PORPHYRIN PRODUCTS Inc A CORP OF UTAH
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Filing: 1985-04-30
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Granted: 1987-04-07
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Expires: 2005-04-30
Abstract
Abstract This invention relates to new fluorescent mono, di- or polyamide of an aminomonocarboxylic acid and a tetrapyrrole containing at least three carboxy groups of the structure: ##STR1## wherein Z is the amino acid residue and x is the tetrapyrrole residue and "n" is an integer from 1 to 4 inclusive.
Inventors
- 👤 Jerry C. Bommer
- 👤 Bruce F. Burnham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:53
CPC Classifications
C; C07; C07D; C07D487/00; C07D487/22; A; A61; A61P; A61P35/00; A61P43/00
Claims Analysis
Total Claims: 23
Claim 1
Independent Claim
63 words
A fluorescent mono, di or polyamide of an amino acid containing one carboxy group and a tetrapyrrole compound of the formula: ##STR5## said amide being formed between the amino group of the amino acid and at least one of the carboxy moieties attached to said tetrapyrrole, wherein; X=H, vinyl, ethyl, acetyl or formyl; Y=methyl or formyl; M=methyl; and E=ethyl and pharmaceutically-acceptable salts thereof.
Claim 2
Dependent Claim
63 words
A fluorescent mono, di or polyamide of an amino acid containing one carboxy group and a tetrapyrrole compound of the formula: ##STR5## said amide being formed between the amino group of the amino acid and at least one of the carboxy moieties attached to said tetrapyrrole, wherein; X=H, vinyl, ethyl, acetyl or formyl; Y=methyl or formyl; M=methyl; and E=ethyl and pharmaceutically-acceptable salts thereof.
Claim 3
Dependent Claim
15 words
The amide according to claim 1 wherein the amino acid is an alpha amino acid.
Claim 4
Dependent Claim
16 words
The amide according to claim 1 wherein the amino acid is a polar alpha amino acid.
Claim 5
Dependent Claim
8 words
A mono- or diamide according to claim 1.
Claim 6
Dependent Claim
17 words
A mono- or diamide according to claim 1 wherein the amino acid is a polar amino acid.
Claim 7
Dependent Claim
7 words
Mono- or di-L-serinyl chlorin e 6 .
Claim 8
Dependent Claim
7 words
Mono- or di-L-serinyl chlorin e 6 .
Claim 9
Dependent Claim
7 words
Mono- or di-L-cysteinyl chlorin e 6 .
Claim 10
Dependent Claim
7 words
Mono- or di-L-cysteinyl chlorin e 6 .
Claim 11
Dependent Claim
7 words
Mono- or di-L-serinyl bacteriochlorin e 6 .
Claim 12
Dependent Claim
7 words
Mono- or di-L-serinyl bacteriochlorin e 6 .
Claim 13
Dependent Claim
7 words
Mono- or di-L-cysteinyl bacteriochlorin e 6 .
Claim 14
Dependent Claim
7 words
Mono- or di-L-cysteinyl bacteriochlorin e 6 .
Claim 15
Dependent Claim
7 words
Mono- or di-L-serinyl rhodin g 7 .
Claim 16
Dependent Claim
7 words
Mono- or di-L-serinyl rhodin g 7 .
Claim 17
Dependent Claim
7 words
Mono- or di-L-cysteinyl rhodin g 7 .
Claim 18
Dependent Claim
7 words
Mono- or di-L-cysteinyl rhodin g 7 .
Claim 19
Dependent Claim
7 words
Mono- or di-L-cysteinyl mesochlorin e 6 .
Claim 20
Dependent Claim
7 words
Mono- or di-L-cysteinyl mesochlorin e 6 .
Claim 21
Dependent Claim
7 words
Mono- or di-L-serinyl mesochlorin e 6 .
Claim 22
Dependent Claim
7 words
Mono- or di-L-serinyl mesochlorin e 6 .
Claim 23
Dependent Claim
20 words
A pharmaceutical composition comprising an effective therapeutic amount of a compound according to claim 1 and a pharmaceutical carrier therefor.
References Cited (Backward Citations)
US4393071A
Cited
WO1984001382A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-04-06 | 1990-10-06 | 1991-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-04-06 | 1994-10-06 | 1995-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-04-06 | 1998-10-06 | 1999-04-07 | $7700.00 | Window Closed / Lapsed |