US3816788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Getter device
Assignee: SAES Getters SpA
•
Filing: 1972-03-30
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Granted: 1974-06-11
•
Expires: 1992-03-30
Abstract
Abstract A GETTER ASSEMBLY FOR USE IN A TELEVISION PICTURE TUBE COMPRISING A RECEPTACLE CONTAINING GETTER MATERIAL ARRANGED ON THE INSIDE SURFACE OF THE FUNNEL PORTION OF THE PICTURE TUBE AND HAVING A COVER MEMBER WHICH IS PROVIDED WITH DEFLECTING MEMBERS SO AS TO PREVENT UNDESIRED DEPOSITION OF GETTER MATERIAL WITHIN THE PICTURE TUBE.
Inventors
- 👤 C Reash
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:57
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/94
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) | 1977-06-10 | 1977-12-10 | 1978-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-10 | 1981-12-10 | 1982-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-10 | 1985-12-10 | 1986-06-11 | $7700.00 | Window Closed / Lapsed |