Patent CA972302A successfully refreshed from Google Patents.
CA972302A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Core tray
Assignee: Individual
•
Filing: 1973-04-12
•
Granted: 1975-08-05
•
Expires: 1993-04-12
Abstract
No abstract record available.
Inventors
- 👤 Daniel H. Atwood
- 👤 Lyle D. Lybbert
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-11-07 22:57
CPC Classifications
B; B01; B01L; B01L3/00; B01L3/50; B01L3/508; B01L3/5085; E; E21; E21B; E21B25/00; E21B25/005; G; G01; G01N; G01N35/00; G01N35/02; G01N35/04; G01N2035/0401; G01N2035/0427
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.