Patent FR25297E successfully refreshed from Google Patents.
← Back to Patent Explorer
FR25297E Expired / Lapsed FR ⏱️ 0.0 years remaining

Louver

Assignee: Henri Barallon
•
Filing: 1921-07-30
•
Granted: 1923-01-23
•
Expires: 1941-07-30
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Henri Barallon
  • 👤 Louis Lelievre

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-11-04 03:46
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/02; E06B9/04

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.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag