Patent US4642059A successfully refreshed from Google Patents.
Patent CA534394A successfully refreshed from Google Patents.
CA534394A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Condensation of alkyl aryl ethers with alpha-halogen alkanals
Assignee: Standard Oil Co
•
Filing: —
•
Granted: 1956-12-11
•
Expires: 1973-12-11
Abstract
No abstract record available.
Inventors
- 👤 E. Johnson Carl
- 👤 E. Adams Chester
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-11-06 19:54
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.