US2584324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ceramic dielectric materials and method of making
Assignee: RCA Corp
•
Filing: 1950-12-30
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Granted: 1952-02-05
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Expires: 1970-12-30
Abstract
No abstract record available.
Inventors
- 👤 Bousky Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:54
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/01; C04B35/495
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
A VITREOUS CERAMIC BODY COMPRISING A SUBSTANTIALLY HOMOGENEOUS COMBINATION OF AN ALKALI METAL COLUMBATE AND ANOTHER COLUMBATE FROM THE CLASS CONSISTING OF ZINC AND CADMIUM COLUMBATES.
Claim 2
Dependent Claim
26 words
A VITREOUS CERAMIC BODY COMPRISING A SUBSTANTIALLY HOMOGENEOUS COMBINATION OF AN ALKALI METAL COLUMBATE AND ANOTHER COLUMBATE FROM THE CLASS CONSISTING OF ZINC AND CADMIUM COLUMBATES.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-04 | 1955-08-06 | 1956-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-04 | 1959-08-06 | 1960-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-04 | 1963-08-06 | 1964-02-05 | $7700.00 | Window Closed / Lapsed |