DE757717C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Spring upholstery for seating and reclining furniture from vertically standing, side by side spring arches
Assignee: Individual
•
Filing: 1940-12-15
•
Granted: 1952-08-28
•
Expires: 1960-12-15
Abstract
No abstract record available.
Inventors
- 👤 Carl Straub
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 09:37
CPC Classifications
A; A47; A47C; A47C23/00; A47C23/02
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.