US2717844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of rendering titanium dioxide films electrically conductive
Assignee: General Electric Co
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Filing: 1954-03-19
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Granted: 1955-09-13
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Expires: 1974-03-19
Abstract
No abstract record available.
Inventors
- 👤 Lewis R Koller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:58
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/34; C03C17/36; C03C17/3602; C03C17/3607; C03B; C03B9/00; C03B9/13; C03B9/193; C03C17/3649; C03C17/3655; H; H01; H01B; H01B1/00; H01B1/06; H01B1/08; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/18; H01J29/28; H05; H05B; H05B33/00; H05B33/12; H05B33/26; H05B33/28; C03C2217/00; C03C2217/90; C03C2217/94; Y; Y10; Y10S; Y10S428/00; Y10S428/917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
THE METHOD OF RENDERING A FILM OF TITANIUM DIOXIDE CONDUCTING WHICH COMPRISES COVERING A SUPPORTED FILM OF TITANIUM DIOXIDE WITH A LAYER OF FINELY DIVIDED ZINC
Claim 2
Independent Claim
26 words
THE METHOD OF RENDERING A FILM OF TITANIUM DIOXIDE CONDUCTING WHICH COMPRISES COVERING A SUPPORTED FILM OF TITANIUM DIOXIDE WITH A LAYER OF FINELY DIVIDED ZINC
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) | 1958-09-12 | 1959-03-14 | 1959-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-12 | 1963-03-14 | 1963-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-12 | 1967-03-14 | 1967-09-13 | $7700.00 | Window Closed / Lapsed |