US3779706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for bulk sterilization, minimizing chemical and physical damage
Assignee: Energy Sciences Inc
•
Filing: 1971-10-04
•
Granted: 1973-12-18
•
Expires: 1991-10-04
Abstract
Abstract Technique for bulk-sterilizing a wide range of substances by pulsed monochromatic electron beams of rather critical irradiation dose values and rates that enable effective destruction of viable micro-organisms and the like but without significant chemical or physical damage to the substance.
Inventors
- 👤 S Nablo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:06
CPC Classifications
A; A61; A61L; A61L2/00; A61L2/02; A61L2103/00; A61L2103/05; A61L2103/09
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
25 words
A process as claimed in claim 1 and in which the electron beam energy is adjusted to a value in excess of substantially 1 MeV.
Claim 2
Dependent Claim
21 words
A process as claimed in claim 1 and in which the dose range is adjusted between substantially 1 and 4.5 megarads.
Claim 3
Dependent Claim
25 words
A process as claimed in claim 1 and in which the said medium comprises at least one of blood, pharmaceuticals, cosmetics, foodstuffs and cellulose-containing products.
References Cited (Backward Citations)
US2602751A
Cited
GB945801A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-12-17 | 1977-06-18 | 1977-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-17 | 1981-06-18 | 1981-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-17 | 1985-06-18 | 1985-12-18 | $7700.00 | Window Closed / Lapsed |