Patent US4090920A successfully refreshed from Google Patents.
Patent FR787584A successfully refreshed from Google Patents.
FR787584A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Letter binder
Assignee: Kraut & Meinenborn
•
Filing: 1935-03-20
•
Granted: 1935-09-25
•
Expires: 1955-03-20
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 11:51
CPC Classifications
B; B42; B42F; B42F13/00; B42F13/0006; B42F13/0066; B42F13/16; B42F13/20; B42F13/22; B42F13/24
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.