CH313326A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Framework made of reinforced concrete
Assignee: Ludowici Wilhelm Ing Dr
•
Filing: 1952-09-24
•
Granted: —
•
Expires: 1972-09-24
Abstract
No abstract record available.
Inventors
- 👤 Ludowici Wilhelm Ing Dr
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-30 05:14
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/20
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.