DE552402C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Boat made up of longitudinal sections
Assignee: WALTER SANDMANN
•
Filing: 1931-03-05
•
Granted: 1932-06-13
•
Expires: 1951-03-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-07 16:22
CPC Classifications
B; B63; B63B; B63B7/00; B63B7/06; B63B7/02; B63B7/04; B63B2007/006
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.