Patent DE830636C successfully refreshed from Google Patents.
DE830636C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for joining loose sheets
Assignee: Individual
•
Filing: 1950-03-28
•
Granted: 1952-02-07
•
Expires: 1970-03-28
Abstract
No abstract record available.
Inventors
- 👤 Willi Berberich
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 09:07
CPC Classifications
B; B42; B42F; B42F13/00; B42F13/0006; B42F13/0066; B42F13/16; B42F13/165
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.