CA972556A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Apparatus for surveying bore holes
Assignee: Kennecott Copper Corp
•
Filing: 1972-01-14
•
Granted: 1975-08-12
•
Expires: 1992-01-14
Abstract
No abstract record available.
Inventors
- 👤 Frederick E. Templeton
- 👤 Gary R. Marchant
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-11-04 01:11
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.