Patent US3357798A successfully refreshed from Google Patents.
US3357798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal apparatus for obtaining chemical reactions
Assignee: Takara Koki KK
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Filing: 1963-11-21
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Granted: 1967-12-12
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Expires: 1983-11-21
Abstract
No abstract record available.
Inventors
- 👤 Yamashita Hachiro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:56
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/28; B04; B04B; B04B5/00; B04B5/06; B01J2219/00; B01J2219/00049; B01J2219/00051; B01J2219/00121; B01J2219/00164; Y; Y10; Y10S; Y10S494/00; Y10S494/90
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
IN A REACTION MACHINE, IN COMBINATION, A ROTARY MEMBER ROTATABLE ABOUT AN AXIS AND HAVING TWO CONCENTRIC ANNULAR FIRST SURFACES BEING SPACED FROM AND INDEPENDENT OF EACH OTHER AND DISPOSED AT AN ANGLE TO SAID AXIS AND BOUNDED BY PERIPHERAL EDGES, AND A SECOND SURFACE DISPOSED AT AN ANGLE TO SAID FIRST SURFACES AND LOCATED OPPOSITE AND OUTWARDLY OF SAID PERIPHERAL EDGES OF THE FIRST SURFACES, SAID SECOND SURFACEBEING BOUNDED BY A PERIPHERAL EDGE; TWO SUPPLY MEANS FORSUPPLYING A FIRST REACTANT TO ONE OF SAID FIRST SURFACES AND A SECOND REACTANT TO THE OTHER OF SAID FIRST SURFACES; MEANS FOR ROTATING SAID ROTARY MEMBER WHEREBY SAID FIRST AND SECOND REACTANTS ARE SPREAD OVER AND MOVE OUTWARDLY ON SAID TWO FIRST SURFACES BEYOND SAID PERIPHERAL EDGES OF THE SAME AND IMPINGE SAID SECOND SURFACE TO REACT WITH EACH OTHER WHEREUPON THE REACTION MASS PASSES BEYOND SAID PERIPHERAL EDGE OF SAID SECOND SURFACE; AND MEANS LOCATED OUTWARDLY OF SAID PERIPHERAL EDGES FOR COLLECTING SAID REACTION MASS.
Claim 2
Dependent Claim
164 words
IN A REACTION MACHINE, IN COMBINATION, A ROTARY MEMBER ROTATABLE ABOUT AN AXIS AND HAVING TWO CONCENTRIC ANNULAR FIRST SURFACES BEING SPACED FROM AND INDEPENDENT OF EACH OTHER AND DISPOSED AT AN ANGLE TO SAID AXIS AND BOUNDED BY PERIPHERAL EDGES, AND A SECOND SURFACE DISPOSED AT AN ANGLE TO SAID FIRST SURFACES AND LOCATED OPPOSITE AND OUTWARDLY OF SAID PERIPHERAL EDGES OF THE FIRST SURFACES, SAID SECOND SURFACEBEING BOUNDED BY A PERIPHERAL EDGE; TWO SUPPLY MEANS FORSUPPLYING A FIRST REACTANT TO ONE OF SAID FIRST SURFACES AND A SECOND REACTANT TO THE OTHER OF SAID FIRST SURFACES; MEANS FOR ROTATING SAID ROTARY MEMBER WHEREBY SAID FIRST AND SECOND REACTANTS ARE SPREAD OVER AND MOVE OUTWARDLY ON SAID TWO FIRST SURFACES BEYOND SAID PERIPHERAL EDGES OF THE SAME AND IMPINGE SAID SECOND SURFACE TO REACT WITH EACH OTHER WHEREUPON THE REACTION MASS PASSES BEYOND SAID PERIPHERAL EDGE OF SAID SECOND SURFACE; AND MEANS LOCATED OUTWARDLY OF SAID PERIPHERAL EDGES FOR COLLECTING SAID REACTION MASS.
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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) | 1970-12-11 | 1971-06-12 | 1971-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-11 | 1975-06-12 | 1975-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-11 | 1979-06-12 | 1979-12-12 | $7700.00 | Window Closed / Lapsed |