US2710900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroconductive article
Assignee: PPG Industries Inc
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Filing: 1950-10-13
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Granted: 1955-06-14
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Expires: 1970-10-13
Abstract
No abstract record available.
Inventors
- 👤 Cyril S Linder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:59
CPC Classifications
C; C04; C04B; C04B41/00; C04B41/009; C04B41/45; C04B41/50; C04B41/51; C04B41/5116; C04B41/80; C04B41/81; C04B41/85; C04B41/88; H; H05; H05B; H05B3/00; H05B3/84; H05B2203/00; H05B2203/016; Y; Y10; Y10S; Y10S264/00; Y10S264/46; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
AN ARTICLE OF MANUFACTURE WHICH COMPRISES A REFRACTORY BASE HAVING THEREON A PAIR OF LATERALLY SPACED ELECTRONDUCTIVE BUS BARS, A TRANSPARENT ELECTROCONDUCTIVE FILM UPON THE BASE IN ELECTRICAL CONTACT WITH THE BUS BARS, AND ELECTRONDUCTIVE AREAS OF HIGHER ELECTROCONDUCTIVITY THAN THE FILM SPACED INTERMEDIATE THE LATERALLY SPACED BUS BARS AND IN ELECTRICAL CONTACT WITH THE ELECTROCONDUCTIVE FILM.
Claim 2
Dependent Claim
57 words
AN ARTICLE OF MANUFACTURE WHICH COMPRISES A REFRACTORY BASE HAVING THEREON A PAIR OF LATERALLY SPACED ELECTRONDUCTIVE BUS BARS, A TRANSPARENT ELECTROCONDUCTIVE FILM UPON THE BASE IN ELECTRICAL CONTACT WITH THE BUS BARS, AND ELECTRONDUCTIVE AREAS OF HIGHER ELECTROCONDUCTIVITY THAN THE FILM SPACED INTERMEDIATE THE LATERALLY SPACED BUS BARS AND IN ELECTRICAL CONTACT WITH THE ELECTROCONDUCTIVE FILM.
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) | 1958-06-13 | 1958-12-13 | 1959-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-13 | 1962-12-13 | 1963-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-13 | 1966-12-13 | 1967-06-14 | $7700.00 | Window Closed / Lapsed |