US3276138A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microwave drying apparatus
Assignee: MIWAG Mikrowellen AG
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Filing: 1962-09-21
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Granted: 1966-10-04
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Expires: 1982-09-21
Abstract
No abstract record available.
Inventors
- 👤 Fritz Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:31
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/64; H05B6/642; F; F26; F26B; F26B3/00; F26B3/32; F26B3/34; H05B6/6402
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
DRYING APPARATUS COMPRISING A CONDUCTIVE ENCLOSURE FOR RECEIVING AN CONFINING MICROWAVE ENERGY, A SUBSTANTIALLY VACUUM TIGHT DIELECTRIC PARTITION WITHIN AND IN CONTACT WITH SAID ENCLOSURE THEREBY DIVIDING SAID ENCLOSURE INTO A CONDUCTIVE RADIATING ENCLOSING AND A CONDUCTIVE DRYING ENCLOSURE EACH ADAPTED TO CONFINE MICROWAVE ENERGY, A SOURCE OF MICROWAVE ENERGY, MEANS FOR COUPLING ENERGY FROM THE SOURCE TO THE CONDUCTIVE RADIATING ENCLOSURE WHEREBY SAID MICROWAVE ENERGY IS UNIFORMLY TRANSFERRED INTO THE CONDUCTIVE DRYING ENCLOSURE THROUGH THE PARTITION.
Claim 2
Dependent Claim
77 words
DRYING APPARATUS COMPRISING A CONDUCTIVE ENCLOSURE FOR RECEIVING AN CONFINING MICROWAVE ENERGY, A SUBSTANTIALLY VACUUM TIGHT DIELECTRIC PARTITION WITHIN AND IN CONTACT WITH SAID ENCLOSURE THEREBY DIVIDING SAID ENCLOSURE INTO A CONDUCTIVE RADIATING ENCLOSING AND A CONDUCTIVE DRYING ENCLOSURE EACH ADAPTED TO CONFINE MICROWAVE ENERGY, A SOURCE OF MICROWAVE ENERGY, MEANS FOR COUPLING ENERGY FROM THE SOURCE TO THE CONDUCTIVE RADIATING ENCLOSURE WHEREBY SAID MICROWAVE ENERGY IS UNIFORMLY TRANSFERRED INTO THE CONDUCTIVE DRYING ENCLOSURE THROUGH THE PARTITION.
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |