Patent US2698261A successfully refreshed from Google Patents.
US2698261A
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US
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Tempered glass sheet provided with a transparent electrically conducting film
Assignee: Libbey Owens Ford Glass Co
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Filing: 1951-11-13
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Granted: 1954-12-28
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Expires: 1971-11-13
Abstract
No abstract record available.
Inventors
- 👤 Romey A Gaiser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:40
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/22; B; B05; B05B; B05B12/00; B05B12/16; B05B12/18; B05B14/00; B05B13/00; B05B13/02; B05B13/04; B05B13/0447; C03C2217/00; C03C2217/20; C03C2217/28; C03C2217/284; C03C2217/286; C03C2218/00; C03C2218/10; C03C2218/11; C03C2218/112; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24942; Y10T428/2495; Y10T428/31; Y10T428/315
Claims Analysis
Total Claims: 0
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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) | 1957-12-27 | 1958-06-28 | 1958-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-27 | 1962-06-28 | 1962-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-27 | 1966-06-28 | 1966-12-28 | $7700.00 | Window Closed / Lapsed |