NL165327C
Expired / Lapsed
NL
⏱️ 0.0 years remaining
SHADOW MASK UNIT FOR A COLOR TELEVISION TUBE.
Assignee: Ergon Spa
•
Filing: 1972-04-24
•
Granted: 1981-03-16
•
Expires: 1992-04-24
Abstract
No abstract record available.
Inventors
- 👤 Mario Ing Brunelli
Bibliographic Details
Application Number
—
Jurisdiction
NL
Data Source
google_patents
Last Synchronized
2026-11-02 14:15
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/06; H01J29/07; H01J29/073; H01J2229/00; H01J2229/07; H01J2229/0716; H01J2229/0727; H01J2229/0766; H01J2229/0772
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.