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A&L Investment Company Patents
A&L Investment Company
Encino, CA
No. of patents:

Patent Number Title Of Patent Date Issued
4488875 Connector for overdenture December 18, 1984
A pillar attached directly or indirectly to the jawbone, has an accessible snap-in ball socket. A ball attached to and projecting from an overdenture or other removable prosthesis is sized to enter the socket after being forced through its restricted opening. The overdenture is fitted in
4431416 Endosseous dental implant system for overdenture retention, crown and bridge support February 14, 1984
One part of the implant comprises a rigid screw anchor of substantially uniform diameter. The anchor has intermediate peripheral threads to engage the bone tissue at a prepared recess. The lower end of the anchor is hollow, peripherally perforated and open at the end to surround a bone

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