US2703767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transparent electrically conducting unit
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1951-05-21
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Granted: 1955-03-08
•
Expires: 1971-05-21
Abstract
No abstract record available.
Inventors
- 👤 Thomas K Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:01
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/22; C03C17/23; C03C17/25; C03C17/253; C03C2217/00; C03C2217/20; C03C2217/21; C03C2217/211; C03C2218/00; C03C2218/10; C03C2218/11; C03C2218/112
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
THE METHOD OF PRODUCING AN ELECTRICALLY CONDUCTING COATING UPON A SURFACE OF A GLASS SHEET OF IRREGULAR OUTLINE, COMPRISING UNIFORMLY HEATING THE SHEET TO SUBSTANTIALLY THE POINT OF SOFTENING OF THE GLASS, THEN COOLING PRESELECTED PORTIONS ONLY OF THE SHEET, AND FINALLY SUBSTANTIALLY UNIFORMLY APPLYING A COATING OF TIN OXIDE FROM A TIN HALIDE SOLUTION TO SURFACE OF SAID SHEET INCLUDING THE COOLED AREAS.
Claim 2
Independent Claim
64 words
THE METHOD OF PRODUCING AN ELECTRICALLY CONDUCTING COATING UPON A SURFACE OF A GLASS SHEET OF IRREGULAR OUTLINE, COMPRISING UNIFORMLY HEATING THE SHEET TO SUBSTANTIALLY THE POINT OF SOFTENING OF THE GLASS, THEN COOLING PRESELECTED PORTIONS ONLY OF THE SHEET, AND FINALLY SUBSTANTIALLY UNIFORMLY APPLYING A COATING OF TIN OXIDE FROM A TIN HALIDE SOLUTION TO SURFACE OF SAID SHEET INCLUDING THE COOLED AREAS.
References Cited (Backward Citations)
US2330202A
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US2429420A
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US2478817A
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US2522531A
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US2570245A
Cited
US2569773A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-07 | 1958-09-06 | 1959-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-07 | 1962-09-06 | 1963-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-07 | 1966-09-06 | 1967-03-08 | $7700.00 | Window Closed / Lapsed |