US3259547A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing interfering virus
Assignee: ER Squibb and Sons LLC
•
Filing: 1962-09-25
•
Granted: 1966-07-05
•
Expires: 1982-09-25
Abstract
No abstract record available.
Inventors
- 👤 Cole George Christopher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:34
CPC Classifications
A; A61; A61K; A61K41/00; A61K41/10; A61K41/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A CONTINUOUS PROCESS FOR PREPARING A VIRUS THAT HAS BEEN MODIFIED SO THAT IF PUT IN CONTACT WITH SUSCEPTIBLE CELLS, WILL ENTER THE CELL, WILL NOT MULTIPLY, BUT WILL PREVENT THE MULTIPLICATION OF A VIRULENT VIRUS IN THE CELL WHICH COMPRISES PASSING AN AQUEOUS SUSPENSION OF INFECTIVE VIRUS THROUGH A HELICAL QUARTZ TUBING ALIALLY CONTAINING A SOURCE OF ULTRAVIOLET LIGHT, AS SUCH RATE THAT EACH SQUARE CENTIMETER OF SUSPENSION IS SUBJECTED TO ABOUT 9,000 TO ABOUT 11,000 ERGS OF ULTRAVIOLET IRRADIATION.
Claim 2
Dependent Claim
81 words
A CONTINUOUS PROCESS FOR PREPARING A VIRUS THAT HAS BEEN MODIFIED SO THAT IF PUT IN CONTACT WITH SUSCEPTIBLE CELLS, WILL ENTER THE CELL, WILL NOT MULTIPLY, BUT WILL PREVENT THE MULTIPLICATION OF A VIRULENT VIRUS IN THE CELL WHICH COMPRISES PASSING AN AQUEOUS SUSPENSION OF INFECTIVE VIRUS THROUGH A HELICAL QUARTZ TUBING ALIALLY CONTAINING A SOURCE OF ULTRAVIOLET LIGHT, AS SUCH RATE THAT EACH SQUARE CENTIMETER OF SUSPENSION IS SUBJECTED TO ABOUT 9,000 TO ABOUT 11,000 ERGS OF ULTRAVIOLET IRRADIATION.
References Cited (Backward Citations)
US1079503A
Cited
US2588223A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |