Patent US1790809A successfully refreshed from Google Patents.
Patent FR2136253A5 successfully refreshed from Google Patents.
FR2136253A5
Expired / Lapsed
FR
⏱️ 0.0 years remaining
FR2136253A5 - - Google Patents
Assignee: United States Atomic Energy Commission
•
Filing: 1972-04-07
•
Granted: 1972-12-22
•
Expires: 1992-04-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 21:48
CPC Classifications
F; F16; F16L; F16L59/00; C; C04; C04B; C04B30/00; C04B30/02; Y; Y10; Y10S; Y10S264/00; Y10S264/19; Y10S428/00; Y10S428/903; Y10T; Y10T428/00; Y10T428/26; Y10T428/268; Y10T428/29; Y10T428/2904; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/2942; Y10T428/2949; Y10T428/2964; Y10T428/298
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.