US3298790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reaction vessels for calorimetry apparatus
Assignee: Individual
•
Filing: 1964-07-27
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Granted: 1967-01-17
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Expires: 1984-07-27
Abstract
No abstract record available.
Inventors
- 👤 Theodor H Benzinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:33
CPC Classifications
G; G01; G01K; G01K17/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A REACTION VESSEL FOR USE IN A CALORIMETER COMPRISING, IN COMBINATION, A FIRST METALLIC SLEEVE HAVING AN APERTURE IN ITS WALL, A SECOND METALLIC SLEEVE HAVING A DIAMETER LESS THAN THAT OF SAID FIRST SLEEVE, SAID FIRST SLEEVE BEING PROVIDED WITH AN INTERNAL CIRCULAR COLLAR AT ONE END THEREOF, SAID SECOND SLEEVE BEING PROVIDED WITH AN EXTERNAL CIRCULAR COLLAR AT ONE END THEREOF, SELF-HOLDING TAPERS CUT IN THE OUTER WALL OF SAID EXTERNAL COLLAR AND THE OTHER END OF SAID FIRST SLEEVE, AND SELF-HOLDING TAPERS CUT IN THE INNER WALL OF SAID INTERNAL COLLAR AND THE OTHER END OF SAID SECOND SLEEVE WHEREBY BOTH SLEEVES CAN BE TELESCOPED TO FORM AN ENCLOSED DOUBLE-WALLED CYLINDRICAL VESSEL.
Claim 2
Dependent Claim
115 words
A REACTION VESSEL FOR USE IN A CALORIMETER COMPRISING, IN COMBINATION, A FIRST METALLIC SLEEVE HAVING AN APERTURE IN ITS WALL, A SECOND METALLIC SLEEVE HAVING A DIAMETER LESS THAN THAT OF SAID FIRST SLEEVE, SAID FIRST SLEEVE BEING PROVIDED WITH AN INTERNAL CIRCULAR COLLAR AT ONE END THEREOF, SAID SECOND SLEEVE BEING PROVIDED WITH AN EXTERNAL CIRCULAR COLLAR AT ONE END THEREOF, SELF-HOLDING TAPERS CUT IN THE OUTER WALL OF SAID EXTERNAL COLLAR AND THE OTHER END OF SAID FIRST SLEEVE, AND SELF-HOLDING TAPERS CUT IN THE INNER WALL OF SAID INTERNAL COLLAR AND THE OTHER END OF SAID SECOND SLEEVE WHEREBY BOTH SLEEVES CAN BE TELESCOPED TO FORM AN ENCLOSED DOUBLE-WALLED CYLINDRICAL VESSEL.
References Cited (Backward Citations)
GB571890A
Cited
US3211531A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |