Patent US3105011A successfully refreshed from Google Patents.
US3105011A
Expired / Lapsed
US
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Antigens and process of producing same
Assignee: Parke Davis and Co LLC
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Filing: 1961-06-19
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Granted: 1963-09-24
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Expires: 1981-06-19
Abstract
No abstract record available.
Inventors
- 👤 Jr I William Mclean
- 👤 Rightsel Wilton Adair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:23
CPC Classifications
A; A61; A61K; A61K39/00; A61K39/12; A61K39/29; A61K2039/51; A61K2039/525; A61K2039/5252; A61K2039/5254; A61K2039/57; C; C12; C12N; C12N2770/00; C12N2770/00011; C12N2770/32011; C12N2770/32411; C12N2770/32434; C12N2770/32451; Y; Y10; Y10S; Y10S436/00; Y10S436/80; Y10S436/805; Y10S436/811; Y10S436/82
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
PROCESS FOR PRODUCING AN AQUEOUS TISSURE CULTURE FLUID CONTAINING LIVE INFECTIOUS HEPATITIS VIRUS, WHICH COMPRISES INOCULATING A TISSURE CULTURE OF THE CLASS CONSISTING OF TISSUE CULTURES OF EMBROYONIC CELLS FROM NONCELLS AND TISSUE CULTURES OF EMBRYONIC CELLS FROM NONINFECTED HUMAN SOURCES WITH INOCULUM OF THE CLASS CONSISTING OF LIVE NON-ATTENUATED INFECTIONS HEPATITIS VIRUS AND LIVE ATTENUATED INFECTIOUS HEPATITIS VIRUS, INCUBATING THE INOCULATED CULTURE AT A TEMPERATURE BETWEEN 30 AND 42*C. UNTIL THE CELL MONOLAYER BECONES DISRUPTED AND AGGREGATES OF SMALL, DARK GRANULAR CELLS APPEAR, AND THEN SEPARATING THE FLUID FRM THE SOLID MATERIAL PRESETN IN THE CULTURE.
Claim 2
Dependent Claim
97 words
PROCESS FOR PRODUCING AN AQUEOUS TISSURE CULTURE FLUID CONTAINING LIVE INFECTIOUS HEPATITIS VIRUS, WHICH COMPRISES INOCULATING A TISSURE CULTURE OF THE CLASS CONSISTING OF TISSUE CULTURES OF EMBROYONIC CELLS FROM NONCELLS AND TISSUE CULTURES OF EMBRYONIC CELLS FROM NONINFECTED HUMAN SOURCES WITH INOCULUM OF THE CLASS CONSISTING OF LIVE NON-ATTENUATED INFECTIONS HEPATITIS VIRUS AND LIVE ATTENUATED INFECTIOUS HEPATITIS VIRUS, INCUBATING THE INOCULATED CULTURE AT A TEMPERATURE BETWEEN 30 AND 42*C. UNTIL THE CELL MONOLAYER BECONES DISRUPTED AND AGGREGATES OF SMALL, DARK GRANULAR CELLS APPEAR, AND THEN SEPARATING THE FLUID FRM THE SOLID MATERIAL PRESETN IN THE CULTURE.
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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |