FR770914A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to one type of seal
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1934-03-29
•
Granted: 1934-09-24
•
Expires: 1954-03-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 22:35
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; F16C11/06; F16C11/0604; F16C11/0661
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.