Patent US3239475A successfully refreshed from Google Patents.
Patent DE294960C successfully refreshed from Google Patents.
DE294960C
Active / In Force
DE
DE294960C - - Google Patents
Assignee: —
•
Filing: —
•
Granted: —
•
Expires: —
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 15:59
CPC Classifications
F; F17; F17C; F17C1/00; F17C2201/00; F17C2201/01; F17C2201/0138; F17C2201/05; F17C2201/054; F17C2201/056; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0614; F17C2203/0617; F17C2209/00; F17C2209/21; F17C2209/2154; F17C2209/22; F17C2209/221; F17C2221/00; F17C2221/01; F17C2221/012; F17C2223/00; F17C2223/01; F17C2223/0107; F17C2223/0123; F17C2223/03; F17C2223/035; F17C2260/00; F17C2260/01; F17C2260/012; F17C2260/018; F17C2270/00; F17C2270/01; F17C2270/0165; F17C2270/0168; F17C2270/0171; F17C2270/0173; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/32
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.