Patent US3296823A successfully refreshed from Google Patents.
Patent DE820963C successfully refreshed from Google Patents.
DE820963C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Scaffolding with stands made of tubes
Assignee: Individual
•
Filing: 1949-12-10
•
Granted: 1951-11-15
•
Expires: 1969-12-10
Abstract
No abstract record available.
Inventors
- 👤 Ludwig Dipl-Ing Boelkow
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-02 19:56
CPC Classifications
E; E04; E04G; E04G1/00; E04G1/15; E04G1/152; E04G1/151; E04G5/00; E04G5/08
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.