AT76256B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Air compressor.
Assignee: Arthur Ing Hardt
•
Filing: 1916-03-27
•
Granted: 1919-04-25
•
Expires: 1936-03-27
Abstract
No abstract record available.
Inventors
- 👤 Arthur Ing Hardt
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-10-28 13:57
CPC Classifications
—
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.