Patent GB2005457A successfully refreshed from Google Patents.
GB2005457A
Expired / Lapsed
GB
⏱️ 0.0 years remaining
Optically written information recording element
Assignee: Koninklijke Philips NV
•
Filing: 1978-09-26
•
Granted: —
•
Expires: 1998-09-26
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
GB
Data Source
google_patents
Last Synchronized
2026-10-26 10:47
CPC Classifications
G; G11; G11B; G11B7/00; G11B7/24; G11B7/241; G11B7/252; G11B7/257; G11B7/2572; G11B7/2575; G03; G03C; G03C1/00; G03C1/76; G03C1/825; G11B7/242; G11B7/243; G11B2007/24302; G11B2007/24314; G11B7/253; G11B7/2533; Y; Y10; Y10S; Y10S430/00; Y10S430/146; Y10S430/165
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.