Patent US2955997A successfully refreshed from Google Patents.
US2955997A
Expired / Lapsed
US
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Irradiation method of converting organic compounds
Assignee: Individual
•
Filing: 1957-07-15
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Granted: 1960-10-11
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Expires: 1977-07-15
Abstract
No abstract record available.
Inventors
- 👤 Augustine O Allen
- 👤 Jr James M Caffrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:47
CPC Classifications
C; C10; C10G; C10G15/00; C10G15/10; B; B01; B01J; B01J19/00; B01J19/08; B01J19/081; Y; Y10; Y10S; Y10S204/00; Y10S204/90; Y10S204/902; Y10S204/903; Y10S204/904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
THE METHOD OF ALTERING THE RATIOS IN WHICH THE RADIOLYSIS PRODUCTS OF DIFFERENT MOLECULAR WEIGHT ARE FORMED BY IRRADIATION OF AN ALKANE HYDROCARBON COMPOUND HAVING A LOW BOILING POINT, IN BULK FORM WHICH COMPRISES FORMING A LAYER OF COMPOUND HAVING A THICKNESS OF FROM 0.1 TO 10 MONOLAYERS ON THE SURFACE OF A SOLID SUBSTANCE WHICH IS UNREACTIVE AND INSOLUBLE IN THE ALKANE HYDROCARBON COMPOUND UNDER THE CONDITIONS OF IRRADIATION, SAID SUBSTANCE HAVING A SURFACE AREA IN EXCESS OF ONE SQUARE METER PER GRAM, IRRADIATING SAID SUBSTANCE AND LAYER WITH GAMMA RADIATION AT A DOSE OF MORE THAN 100,000 RADS, AND SEPARATING THE ORGANIC SUBSTANCE FROM THE SOLID.
Claim 2
Independent Claim
108 words
THE METHOD OF ALTERING THE RATIOS IN WHICH THE RADIOLYSIS PRODUCTS OF DIFFERENT MOLECULAR WEIGHT ARE FORMED BY IRRADIATION OF AN ALKANE HYDROCARBON COMPOUND HAVING A LOW BOILING POINT, IN BULK FORM WHICH COMPRISES FORMING A LAYER OF COMPOUND HAVING A THICKNESS OF FROM 0.1 TO 10 MONOLAYERS ON THE SURFACE OF A SOLID SUBSTANCE WHICH IS UNREACTIVE AND INSOLUBLE IN THE ALKANE HYDROCARBON COMPOUND UNDER THE CONDITIONS OF IRRADIATION, SAID SUBSTANCE HAVING A SURFACE AREA IN EXCESS OF ONE SQUARE METER PER GRAM, IRRADIATING SAID SUBSTANCE AND LAYER WITH GAMMA RADIATION AT A DOSE OF MORE THAN 100,000 RADS, AND SEPARATING THE ORGANIC SUBSTANCE FROM THE SOLID.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |