US2479494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television apparatus
Assignee: Pye Electronic Products Ltd
•
Filing: 1947-07-28
•
Granted: 1949-08-16
•
Expires: 1967-07-28
Abstract
No abstract record available.
Inventors
- 👤 Jackson Donald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:45
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/46; H01J29/82; H01J29/823; H01J29/54; H04; H04N; H04N3/00; H04N3/10; H04N3/16; H04N3/26; H04N5/00; H04N5/64; H04N5/645
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-15 | 1953-02-14 | 1953-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-15 | 1957-02-14 | 1957-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-15 | 1961-02-14 | 1961-08-16 | $7700.00 | Window Closed / Lapsed |