Patent FR1564271A successfully refreshed from Google Patents.
FR1564271A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
FR1564271A - - Google Patents
Assignee: —
•
Filing: 1968-04-29
•
Granted: 1969-04-18
•
Expires: 1988-04-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 19:38
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/18; H01J29/20; C; C09; C09K; C09K11/00; C09K11/08; C09K11/77; C09K11/7766; C09K11/7774; Y; Y02; Y02B; Y02B20/00
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.