The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 11, 1985
Filed:
Jun. 29, 1984
Applicant:
Inventors:
Roger W Whatmore, Bletchley, GB;
Iain M Young, Malvern, GB;
Assignee:
Plessey Overseas Limited, Ilford, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
3103 / ;
Abstract
An electronic device, such as a Surface Wave, Bulk Wave or pyroelectric device, exploiting the polar nature of an active material in which the active material is lithium tetraborate or a closely related compound for example one which is slightly deficient in Lithium or Boron e.g. Li.sub.2 .-+., S.sub.1 B.sub.4 O.sub.7 or Li.sub.2 B.sub.4 .-+.S.sub.2 O.sub.7 where S.sub.1 and S.sub.2 are small numbers.