FR664786A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Finned Tube Improvements and Manufacturing Process
Assignee: Harry Warren Bundy
•
Filing: 1928-11-28
•
Granted: 1929-09-07
•
Expires: 1948-11-28
Abstract
No abstract record available.
Inventors
- 👤 Harry Warren Bundy
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 02:30
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/15; B21C37/22; B21C37/26; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49377; Y10T29/49378; Y10T29/49382; Y10T29/49826; Y10T29/49881; Y10T409/00; Y10T409/30; Y10T409/303752; Y10T409/303808
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.