Patent US3097103A successfully refreshed from Google Patents.
US3097103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of coating a fluorescent lamp tube
Assignee: GTE Sylvania Inc
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Filing: 1959-08-12
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Granted: 1963-07-09
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Expires: 1979-08-12
Abstract
No abstract record available.
Inventors
- 👤 Horace H Homer
- 👤 Fred R Taubner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:44
CPC Classifications
C; C09; C09K; C09K11/00; C09K11/02; Y; Y10; Y10S; Y10S428/00; Y10S428/917; Y10T; Y10T428/00; Y10T428/25; Y10T428/259
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A METHOD OF COATING A FLUORESCENT LAMP TUBE, SAID METHOD COMPRISING COATNG THE TUBE WITH A SUSPENSION CONTAINING BETWEEN ABOUT 0.05% AND ABOUT 2.0% OF SUPERFINE HIGH-PURITY POWDERED SILICA BY WEIGHT OF PHOSPHOR, SAID SILICA AND PHOSPHOR BEING COMPOSED OF SEPARATE PARTICLES, SAID SILICA HAVING A PARTICLE SIZE OF ABOUT 0.02 MICRONS AND BEING OF THE TYPE COMPOSED OF DISCRETE AMORPHOUS PARTICLES WHICH GO INTO SUSPENSION IN WATER, AS DISTINGUISHED FROM THE TYPE WHICH GOES INTO A HYDRATED FORM IN WATER, AND BAKING THE COATED TUBE.
Claim 2
Independent Claim
86 words
A METHOD OF COATING A FLUORESCENT LAMP TUBE, SAID METHOD COMPRISING COATNG THE TUBE WITH A SUSPENSION CONTAINING BETWEEN ABOUT 0.05% AND ABOUT 2.0% OF SUPERFINE HIGH-PURITY POWDERED SILICA BY WEIGHT OF PHOSPHOR, SAID SILICA AND PHOSPHOR BEING COMPOSED OF SEPARATE PARTICLES, SAID SILICA HAVING A PARTICLE SIZE OF ABOUT 0.02 MICRONS AND BEING OF THE TYPE COMPOSED OF DISCRETE AMORPHOUS PARTICLES WHICH GO INTO SUSPENSION IN WATER, AS DISTINGUISHED FROM THE TYPE WHICH GOES INTO A HYDRATED FORM IN WATER, AND BAKING THE COATED TUBE.
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) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |