US3311700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television tube assemblies, methods of forming such assemblies and implosion guards therefor
Assignee: Pilkington Group Ltd
•
Filing: 1963-06-06
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Granted: 1967-03-28
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Expires: 1983-06-06
Abstract
No abstract record available.
Inventors
- 👤 Bucraig William Raymond
- 👤 Blood Walter Roy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:36
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/64; H04N5/645; H01; H01J; H01J29/00; H01J29/86; H01J29/87; H01J2229/00; H01J2229/87; H01J2229/875
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-27 | 1970-09-26 | 1971-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-27 | 1974-09-26 | 1975-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-27 | 1978-09-26 | 1979-03-28 | $7700.00 | Window Closed / Lapsed |