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DURALITE

99704220 | Trademark

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Filed March 16, 2026
Serial No. 99704220
Examining Attorney SANDRA MARIE SNABB
Class Sliding side door circulation and production sleeve is a full-opening device featuring an inner sleeve that can be repeatedly opened and closed to establish communication between the tubing and casing annulus.; 002; 012; 013; 014; 023; 025; 050
DURALITE
Case Type Trademark
Status A non-final Office action has been sent (issued) to the applicant. This is a letter from the examining attorney requiring additional information and/or making an initial refusal. The applicant must respond to this Office action. To view all documents in this file, click on the Trademark Document Retrieval link at the top of this page.
Last Updated: 2 weeks, 3 days ago
Filing Date # Docket Text