DE903545C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Spinning or twisting ring
Assignee: Phrix Werke AG
•
Filing: 1951-01-13
•
Granted: 1954-02-08
•
Expires: 1971-01-13
Abstract
No abstract record available.
Inventors
- 👤 Dipl-Ing Friedrich Stein
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 15:43
CPC Classifications
D; D01; D01H; D01H7/00; D01H7/02; D01H7/52; D01H7/60; D01H7/602
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.