US3238778A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for determining temperature of freeze drying material
Assignee: REPP IND Inc
•
Filing: 1962-11-19
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Granted: 1966-03-08
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Expires: 1982-11-19
Abstract
No abstract record available.
Inventors
- 👤 Taylor N Thompson
- 👤 Harold R Powell
- 👤 Douglas S Fraser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:37
CPC Classifications
G; G01; G01K; G01K1/00; G01K1/08; F; F26; F26B; F26B5/00; F26B5/04; F26B5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A TEMPERATURE SENSING MECHANISM FOR ROTATING CONTAINERS CONTAINING FREEZE DRYING MATERIALS COMPRISING A VACUUM HOUSING SURROUNDING SAID CONTAINERS, AN ELECTRICAL THERMISTOR PROBE EXTENDING INTO ONE OF SAID CONTAINERS AND SPACED FROM THE WALLS THEREOF, SAID CONTAINER BEING FREELY ROTATABLE ABOUT SAID THERMISTOR PROBE, CONDUCTOR MEANS EXTENDING FROM SAID THERMISTOR PROBE OUTSIDE OF SAID VACUUM HOUSING AND SEALING MEANS OPERATIVELY CONNECTED TO SAID THERMISTOR PROBE.
Claim 2
Dependent Claim
64 words
A TEMPERATURE SENSING MECHANISM FOR ROTATING CONTAINERS CONTAINING FREEZE DRYING MATERIALS COMPRISING A VACUUM HOUSING SURROUNDING SAID CONTAINERS, AN ELECTRICAL THERMISTOR PROBE EXTENDING INTO ONE OF SAID CONTAINERS AND SPACED FROM THE WALLS THEREOF, SAID CONTAINER BEING FREELY ROTATABLE ABOUT SAID THERMISTOR PROBE, CONDUCTOR MEANS EXTENDING FROM SAID THERMISTOR PROBE OUTSIDE OF SAID VACUUM HOUSING AND SEALING MEANS OPERATIVELY CONNECTED TO SAID THERMISTOR PROBE.
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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) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |