Patent DE562858C successfully refreshed from Google Patents.
DE562858C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Piston seal with resilient rings of angular cross-section
Assignee: OTTO SCHWEICKHART DIPL ING
•
Filing: 1930-10-31
•
Granted: 1932-10-29
•
Expires: 1950-10-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 23:52
CPC Classifications
F; F16; F16J; F16J9/00; F16J9/08
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.