US3845202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lung scanning protein macroaggregate of indium 113m in a sulfide-sulfur composition
Assignee: United States Department of Veterans Affairs
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Filing: 1972-10-24
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Granted: 1974-10-29
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Expires: 1992-10-24
Abstract
Abstract 1. A MACROAGGREGATE COMPOSITION SUITABLE FOR USE AS A LUNG SCANNING AGENT, COMPRISING THE PRODUCT OBTAINED BY REACTING THE ELUATE FROM A TIN 113-INDIUM 113M GENERATOR WITH A PHYSIOLOGICALLY ACCEPTABLE PROTEINACEOUS SUBSTRATE SELECTED FROM THE GROUP CONSISTING OF GELATIN AND ALBUMIN AND A SULFUR COMPOUND WHICH IS CAPABLE OF PRECIPITATING INDIUM 113M IN THE SULFIDE FORM ALONG WITH SULFUR DURING THE COURSE OF THE REACTION, THE PRODUCT BEING FURTHER REACTED WITH AN ALDEHYDE CROSSLINKING AGENT FOR THE PHYSIOLOGICALLY ACCEPTABLE PROTEINACEOUS SUBSTANCE TO PRODUCE A COMPOSITION IN PARTICULATE FORM.
Inventors
- 👤 C Gilliam
- 👤 M Tubis
- 👤 M Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:05
CPC Classifications
A; A61; A61K; A61K51/00; A61K51/12; A61K51/1241; A61K51/1244; A61K51/1251; A61K2123/00; Y; Y10; Y10T; Y10T436/00; Y10T436/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A MACROAGGREGATE COMPOSITION SUITABLE FOR USE AS A LUNG SCANNING AGENT, COMPRISING THE PRODUCT OBTAINED BY REACTING THE ELUATE FROM A TIN 113-INDIUM 113M GENERATOR WITH A PHYSIOLOGICALLY ACCEPTABLE PROTEINACEOUS SUBSTRATE SELECTED FROM THE GROUP CONSISTING OF GELATIN AND ALBUMIN AND A SULFUR COMPOUND WHICH IS CAPABLE OF PRECIPITATING INDIUM 113M IN THE SULFIDE FORM ALONG WITH SULFUR DURING THE COURSE OF THE REACTION, THE PRODUCT BEING FURTHER REACTED WITH AN ALDEHYDE CROSSLINKING AGENT FOR THE PHYSIOLOGICALLY ACCEPTABLE PROTEINACEOUS SUBSTANCE TO PRODUCE A COMPOSITION IN PARTICULATE FORM.
Claim 2
Dependent Claim
87 words
A MACROAGGREGATE COMPOSITION SUITABLE FOR USE AS A LUNG SCANNING AGENT, COMPRISING THE PRODUCT OBTAINED BY REACTING THE ELUATE FROM A TIN 113-INDIUM 113M GENERATOR WITH A PHYSIOLOGICALLY ACCEPTABLE PROTEINACEOUS SUBSTRATE SELECTED FROM THE GROUP CONSISTING OF GELATIN AND ALBUMIN AND A SULFUR COMPOUND WHICH IS CAPABLE OF PRECIPITATING INDIUM 113M IN THE SULFIDE FORM ALONG WITH SULFUR DURING THE COURSE OF THE REACTION, THE PRODUCT BEING FURTHER REACTED WITH AN ALDEHYDE CROSSLINKING AGENT FOR THE PHYSIOLOGICALLY ACCEPTABLE PROTEINACEOUS SUBSTANCE TO PRODUCE A COMPOSITION IN PARTICULATE FORM.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-10-28 | 1978-04-29 | 1978-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-28 | 1982-04-29 | 1982-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-28 | 1986-04-29 | 1986-10-29 | $7700.00 | Window Closed / Lapsed |