Patent JPS5059486A successfully refreshed from Google Patents.
Patent US1851820A successfully refreshed from Google Patents.
Patent JPS5044840A successfully refreshed from Google Patents.
JPS5044840A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
JPS5044840A - - Google Patents
Assignee: —
•
Filing: 1974-07-20
•
Granted: —
•
Expires: 1994-07-20
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-02 19:12
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/20; G03G15/2003; G03G15/2014; G03G15/2017; G03G15/2025
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.