US2096170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light-sensitive device
Assignee: International Standard Electric Corp
•
Filing: 1934-03-31
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Granted: 1937-10-19
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Expires: 1954-03-31
Abstract
No abstract record available.
Inventors
- 👤 Geisler Ottmar
- 👤 Eisele Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:51
CPC Classifications
H; H10; H10D; H10D48/00; H10D48/01; H10D48/04; H10D48/047; F; F27; F27D; F27D1/00; F27D1/16; H10F; H10F10/00; H10F10/10; H10F10/18; H10F77/00; H10F77/20; H10F77/244; H10F77/254; F27B; F27B3/00; F27B3/10; F27B3/12; F27B2003/125; F27D1/0003; F27D1/0006; F27M; F27M2003/00; F27M2003/08; Y; Y02; Y02E; Y02E10/00; Y02E10/50; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/931; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12771; Y10T428/12785; Y10T428/12861; Y10T428/12986
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-10-18 | 1941-04-19 | 1941-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-10-18 | 1945-04-19 | 1945-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-10-18 | 1949-04-19 | 1949-10-19 | $7700.00 | Window Closed / Lapsed |