FR638810A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Screw joints or fittings for pipes and other conduits
Assignee: Frank Kay
•
Filing: 1927-08-04
•
Granted: 1928-06-04
•
Expires: 1947-08-04
Abstract
No abstract record available.
Inventors
- 👤 Frank Kay
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-06 08:48
CPC Classifications
F; F16; F16L; F16L19/00; F16L19/06; F16L19/065
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.