US2586338A
Expired / Lapsed
US
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Apparatus and method for dispersing a phosphor in a liquid
Assignee: Westinghouse Electric Corp
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Filing: 1948-07-01
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Granted: 1952-02-19
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Expires: 1968-07-01
Abstract
No abstract record available.
Inventors
- 👤 Walter J Hushley
- 👤 Richard L Longini
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:09
CPC Classifications
C; C09; C09K; C09K11/00; C09K11/02; C09D; C09D5/00; C09D5/22
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
47 words
A MIXING APPARATUS COMPRISING A CONTAINER CONTAINING A MIXTURE OF PHOSPHOR PARTICLES AND SETTLING LIQUID PARTIALLY FILLING SAID CONTAINER, AND A MECHANICAL ELEMENT FOR DISPERSING SAID PHOSPHOR PARTICLES THROUGHOUT SAID SETTLING LIQUID, SAID MECHANICAL ELEMENT HAVING A CIRCULAR CROSSSECTIONAL AREA AND BEING FABRICATED OF SYNTHETIC RESINOUS MATERIAL.
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) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |