Patent US6035197A successfully refreshed from Google Patents.
Patent US2628579A successfully refreshed from Google Patents.
Patent CH424165A successfully refreshed from Google Patents.
CH424165A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
building
Assignee: Patent Concern Nv
•
Filing: 1961-09-25
•
Granted: —
•
Expires: 1981-09-25
Abstract
No abstract record available.
Inventors
- 👤 Lely Cornelis Van Der
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-09 06:15
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/348; E04B1/34815; E04B1/3483; E04B2001/34892
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.