← Back to Patent Explorer
FR398500A Expired / Lapsed FR ⏱️ 0.0 years remaining

Hollow loop

Assignee: Individual
•
Filing: 1909-01-15
•
Granted: 1909-06-05
•
Expires: 1929-01-15
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Charles Fabre

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-29 23:15
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/36; A; A44; A44B; A44B11/00; A44B11/20; A44B11/24

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.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag