AT204056B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Tube with longitudinal ribs for tubular heat exchangers
Assignee: Andre Huet
•
Filing: 1957-10-17
•
Granted: 1959-06-25
•
Expires: 1977-10-17
Abstract
No abstract record available.
Inventors
- 👤 Andre Huet
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-10-24 23:13
CPC Classifications
F; F28; F28F; F28F1/00; F28F1/10; F28F1/12; F28F1/122; F28F1/14; F28F2215/00; F28F2215/04
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.