Patent US4868584A successfully refreshed from Google Patents.
Patent DE839464C successfully refreshed from Google Patents.
DE839464C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Game in which a ball is set in motion by air or water pressure
Assignee: Individual
•
Filing: 1949-07-24
•
Granted: 1952-05-19
•
Expires: 1969-07-24
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm Reese
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 18:54
CPC Classifications
A; A63; A63F; A63F7/00; A63F7/06; A63F7/066
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE488920C
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.