US2783406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stereoscopic television means
Assignee: Individual
•
Filing: 1954-02-09
•
Granted: 1957-02-26
•
Expires: 1974-02-09
Abstract
No abstract record available.
Inventors
- 👤 John J Vanderhooft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:47
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/06; H01J29/07; H04; H04N; H04N13/00; H04N13/30; H04N13/302; H04N13/305; H04N13/332; H04N13/341; H04N13/398
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2107464A
Cited
US2091152A
Cited
GB497691A
Cited
US2301254A
Cited
FR866065A
Cited
US2307188A
Cited
US2479820A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-26 | 1960-08-27 | 1961-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-26 | 1964-08-27 | 1965-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-26 | 1968-08-27 | 1969-02-26 | $7700.00 | Window Closed / Lapsed |