US3028656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ceramic material and method of producing the same
Assignee: GE Healthcare UK Ltd
•
Filing: 1955-09-13
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Granted: 1962-04-10
•
Expires: 1975-09-13
Abstract
No abstract record available.
Inventors
- 👤 John M Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:25
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/018; H01G4/06; H01G4/08; H01G4/12; H01G4/1209; H01G4/1218; H01G4/1227; C; C04; C04B; C04B35/00; C04B35/01; C04B35/46; C04B35/462; C04B35/465; C04B35/468; C04B35/4682; H01B; H01B1/00; H01G4/005; H01G4/008; H01G4/0085; Y; Y10; Y10T; Y10T29/00; Y10T29/43; Y10T29/435
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
155 words
A METHOD OF PRODUCING A CAPACITOR COMPRISING GORMING THE DIELECTRIC PARTS OF THE CAPACITOR BY MIXING BACO3, TIO2 AND A COMPOUND WHICH WILL YIELD ON FIRING MANGANOUS OXIDE IN POWDER FORM, SINTERING THE MIXTURE IN AIR TO FORM A SINTERED MATERIAL CONSISTING OF BATIO3 AND MNO IN QUANTITIES APPROXIMATELY CORRESPONDING TO THE FORMULA 2BATIO3MNO, SINTERING IN AIR A POWDERED MIXTURE OF FE2O3 AND METALLIC IRON POWDER TO PRODUCE A SINTERED ELECTRICALLY CONDUCTIVE ELECTRODE MATERAIL, SEPARATELY THE SINTERED DIELECTRIC AND ELECTRODE MATERIAL, SEPARATELY MIXING EACH POWDERED MATERIAL WITH AN ORGANIC BINDER, POURING EACH MIXTURE AS A THIN LAYER UPON A SEPARATE SUPPORT, DRYING THE LAYERS OF DIELECTRIC AND ELECTRODE MATERIAL, PEELING OFF THE LAYERS AS FILMS AFTER THE DRYING, SUPERIMPOSING AND PRESSURE ALTERNATE FILMS OF DIELECTRIC AND ELECTRODE MATERIAL TOGETHER, REMOVING THE ORGANIC BINDER BY SINTERING THE SUPERIMPOSED LAYERS IN A HYDROGEN ATMOSPHERE CONTAINING STEAM AT AN ELEVATD TEMPERATURE, AND FINALLY SINTERING IN A HYDROGEN ATMOSPHERE.
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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) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |