US3379858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically heated article
Assignee: Corning Glass Works
•
Filing: 1965-10-07
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Granted: 1968-04-23
•
Expires: 1985-10-07
Abstract
No abstract record available.
Inventors
- 👤 Carroll E Peters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:37
CPC Classifications
H; H05; H05B; H05B3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
AN ELECTRICALLY CONDUCTING ARTICLE COMPRISING A BASE, A PLURALITY OF UNDEPENDENT PAIRS OF SPACED BUS BARS, AN ELECTRICALLY-CONDUCTING COATING UPON SAID BASE EXTENDING BETWEEN THE TWO BUS BARS WITHIN EACH SAID PAIR OF BUS BARS AND IN ELECTRICAL CONTACT THEREWITH, SAID BUS BARS BEING OF HIGHER ELECTRICAL CONDUCTIVITY THAN SAID COATING, AND MEANS FOR SEQUENTIALLY PASSING ELECTRICAL CURRENTS BETWEEN SAID BUS BARS AND THE OTHER BUS BARS OF THE SAME PAIRS.
Claim 2
Dependent Claim
71 words
AN ELECTRICALLY CONDUCTING ARTICLE COMPRISING A BASE, A PLURALITY OF UNDEPENDENT PAIRS OF SPACED BUS BARS, AN ELECTRICALLY-CONDUCTING COATING UPON SAID BASE EXTENDING BETWEEN THE TWO BUS BARS WITHIN EACH SAID PAIR OF BUS BARS AND IN ELECTRICAL CONTACT THEREWITH, SAID BUS BARS BEING OF HIGHER ELECTRICAL CONDUCTIVITY THAN SAID COATING, AND MEANS FOR SEQUENTIALLY PASSING ELECTRICAL CURRENTS BETWEEN SAID BUS BARS AND THE OTHER BUS BARS OF THE SAME PAIRS.
References Cited (Backward Citations)
US2389360A
Cited
US2688679A
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US2843713A
Cited
US2994848A
Cited
US3092704A
Cited
US3217281A
Cited
US3195026A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |