US2495435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of treating foodstuffs
Assignee: Raytheon Co
•
Filing: 1947-01-14
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Granted: 1950-01-24
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Expires: 1967-01-14
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Welch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:54
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/34; B65D81/3446; A; A23; A23L; A23L5/00; A23L5/10; A23L5/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
IN THE METHOD OF TREATING FOODSTUFFS, THOSE STEPS WHICH INCLUDE: ENCLOSING THE FOODSTUFFS TO BE TREATED IN A WRAPPER TRANSPARENT TO ELECTROMAGNETIC WAVE ENERGY; AND EXPOSING THE ENCLOSED FOODSTUFF TO ELECTROMAGNETIC WAVE ENERGY IN THE MICROWAVE RANGE FOR A PERIOD OF TIME SUF-
Claim 2
Dependent Claim
43 words
IN THE METHOD OF TREATING FOODSTUFFS, THOSE STEPS WHICH INCLUDE: ENCLOSING THE FOODSTUFFS TO BE TREATED IN A WRAPPER TRANSPARENT TO ELECTROMAGNETIC WAVE ENERGY; AND EXPOSING THE ENCLOSED FOODSTUFF TO ELECTROMAGNETIC WAVE ENERGY IN THE MICROWAVE RANGE FOR A PERIOD OF TIME SUF-
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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) | 1953-01-23 | 1953-07-25 | 1954-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-23 | 1957-07-25 | 1958-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-23 | 1961-07-25 | 1962-01-24 | $7700.00 | Window Closed / Lapsed |