US2887412A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically conducting glass unit and method of making same
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1956-08-27
•
Granted: 1959-05-19
•
Expires: 1976-08-27
Abstract
No abstract record available.
Inventors
- 👤 Lazarus D Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:17
CPC Classifications
H; H01; H01B; H01B1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
IN AN ELECTRICALLY CONDUCTING GLASS UNIT INCLUDING AN ELECTRICALLY CONDUCTING FILM ON A GLASS SURFACE, AN ESSENTIALLY SILVER ELECTRODE ATTACHED TO THE GLASS SURFACE AND IN ELECTRICAL CONTACT WITH SAID FILM AND HAVING AN AMOUNT OF HYDROGEN SULFIDE INCORPORATED THEREIN SUFFICIENT TO LOWER THE FILM-ELECTRODE INTERFACE RESISTANCE TO A VALUE LESS THAN ONE-HALF OF THE FILM-ELECTRODE INTERFACE RESISTANCE IN THE ABSENCE OF THE SULFIDE.
Claim 2
Dependent Claim
64 words
IN AN ELECTRICALLY CONDUCTING GLASS UNIT INCLUDING AN ELECTRICALLY CONDUCTING FILM ON A GLASS SURFACE, AN ESSENTIALLY SILVER ELECTRODE ATTACHED TO THE GLASS SURFACE AND IN ELECTRICAL CONTACT WITH SAID FILM AND HAVING AN AMOUNT OF HYDROGEN SULFIDE INCORPORATED THEREIN SUFFICIENT TO LOWER THE FILM-ELECTRODE INTERFACE RESISTANCE TO A VALUE LESS THAN ONE-HALF OF THE FILM-ELECTRODE INTERFACE RESISTANCE IN THE ABSENCE OF THE SULFIDE.
References Cited (Backward Citations)
US2614944A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-18 | 1962-11-17 | 1963-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-18 | 1966-11-17 | 1967-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-18 | 1970-11-17 | 1971-05-19 | $7700.00 | Window Closed / Lapsed |