CH67378A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Driven sheet metal pile with welded-on tip cap made of sheet metal for concrete pile foundations
Assignee: Paul Koemm
•
Filing: 1913-11-19
•
Granted: —
•
Expires: 1933-11-19
Abstract
No abstract record available.
Inventors
- 👤 Paul Koemm
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-01 18:23
CPC Classifications
—
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.