US2932710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Construction in electrically conducting transparent panel
Assignee: Individual
•
Filing: 1955-03-07
•
Granted: 1960-04-12
•
Expires: 1975-03-07
Abstract
No abstract record available.
Inventors
- 👤 Edgar B Coale
- 👤 Lionel F Levy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:40
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/84; H05B3/86; B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10009; B32B17/10036; B32B17/10045; B32B17/10165; B32B17/10293; B32B17/10376
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2222742A
Cited
US2526327A
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US2676117A
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US2641675A
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US2813960A
Cited
US2780708A
Cited
US2773162A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |