DE712338C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Gate valve
Assignee: WILHELMUS BERNHARDUS BUSSMANN
•
Filing: 1939-02-22
•
Granted: 1941-10-16
•
Expires: 1959-02-22
Abstract
No abstract record available.
Inventors
- 👤 Wilhelmus Bernhardus Bussmann
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 14:39
CPC Classifications
F; F16; F16K; F16K3/00; F16K3/02; F16K3/04; F16K3/10
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.