FR1236367A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Aquarium aerator
Assignee: ERWIN KOLFERTZ APP BAU
•
Filing: 1959-09-22
•
Granted: 1960-07-15
•
Expires: 1979-09-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-06 10:39
CPC Classifications
A; A01; A01K; A01K63/00; A01K63/04; A01K63/042; F; F04; F04B; F04B45/00; F04B45/02; F04B45/027
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.