Patent US3202761A successfully refreshed from Google Patents.
US2693531A
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US
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Apparatus for generating television and like waveforms
Assignee: Pye Electronic Products Ltd
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Filing: 1949-09-06
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Granted: 1954-11-02
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Expires: 1969-09-06
Abstract
No abstract record available.
Inventors
- 👤 Cope John Edward
- 👤 Holland Ernest Oliver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:53
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/04; H03K3/05; H03K3/06; H03K3/12; H03K3/13; H04; H04N; H04N5/00; H04N5/04; H04N5/06
Claims Analysis
Total Claims: 0
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US2350536A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-01 | 1958-05-03 | 1958-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-01 | 1962-05-03 | 1962-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-01 | 1966-05-03 | 1966-11-02 | $7700.00 | Window Closed / Lapsed |