FR816362A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process and improved means for the heat treatment of parts
Assignee: Francis Stanislaus Denneen
•
Filing: 1936-12-10
•
Granted: 1937-08-06
•
Expires: 1956-12-10
Abstract
No abstract record available.
Inventors
- 👤 Francis Stanislaus Denneen
- 👤 William Carleton Dunn
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 06:20
CPC Classifications
C; C21; C21D; C21D9/00; C21D9/32
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.