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US4430320A
Expired / Lapsed
US
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Radioactive diagnostic agent
Assignee: Seitai Kagaku Kenkyusho KK
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Filing: 1981-10-08
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Granted: 1984-02-07
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Expires: 2001-10-08
Abstract
Abstract A radioactive diagnostic agent for renal cortex, adrenal cortex, myocardium, brain stem, spinal nerve, etc., which comprises as an essential component monoiodoacetic acid wherein the iodine atom is radioactive.
Inventors
- 👤 Akiyo Shigematsu
- 👤 Akira Tsuya
- 👤 Michiaki Aihara
- 👤 Akiko Suzuki
- 👤 Michiko Matsuda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:56
CPC Classifications
A; A61; A61K; A61K51/00; A61K51/02; A61K51/04; A61K51/0402; A61K2123/00
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
8 words
Monoiodoacetic acid wherein the iodine atom is radioactive.
Claim 2
Dependent Claim
8 words
Monoiodoacetic acid wherein the iodine atom is radioactive.
Claim 3
Dependent Claim
24 words
A radioactive diagnostic composition, comprising: an effective imaging amount of monoiodoacetic acid wherein the iodine atom is radioactive and a pharmaceutically acceptable carrier therefor.
Claim 4
Dependent Claim
24 words
A radioactive diagnostic composition, comprising: an effective imaging amount of monoiodoacetic acid wherein the iodine atom is radioactive and a pharmaceutically acceptable carrier therefor.
Claim 5
Dependent Claim
22 words
The composition according to claim 2, wherein 0.5 to 5.0 ml of said composition has a radioactivity of 0.1 to 50 mCi.
Claim 6
Dependent Claim
15 words
The composition according to claim 2, wherein said pharmaceutically acceptable carrier is a liquid medium.
Claim 7
Dependent Claim
16 words
The composition according to claim 2, wherein said pharmaceutical acceptable carrier is a physiological saline solution.
Claim 8
Dependent Claim
29 words
A method for nuclear medical diagnosis in mammals which comprises administering to said mammal a non-toxic effective imaging amount of the composition of claim 2 and imaging said mammal.
Claim 9
Dependent Claim
23 words
The method according to claim 6, wherein said method comprises diagnosis of the renal cortex, adrenal cortex, myocardium, brain stem or spinal nerve.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-02-06 | 1987-08-08 | 1988-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-02-06 | 1991-08-08 | 1992-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-02-06 | 1995-08-08 | 1996-02-07 | $7700.00 | Window Closed / Lapsed |