Pivotal manway cover
Description
The broken lines shown in the drawings are included for purposes of illustrating environmental structures only and form no part of the claimed design.
Claims
The ornamental design for a pivotal manway cover, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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- Concrete Wine Tanks Pivotal Manway Cover [Feb. 21, 2020] found online [Feb. 21, 2020]—https://concretewinetanks.com/.
Patent History
Patent number: D913411
Type: Grant
Filed: Jul 20, 2018
Date of Patent: Mar 16, 2021
Assignee: Rosenblatt Innovations, LLC (Petaluma, CA)
Inventor: Stephen Rosenblatt (Glen Ellen, CA)
Primary Examiner: John A Voytek
Application Number: 29/657,292
Type: Grant
Filed: Jul 20, 2018
Date of Patent: Mar 16, 2021
Assignee: Rosenblatt Innovations, LLC (Petaluma, CA)
Inventor: Stephen Rosenblatt (Glen Ellen, CA)
Primary Examiner: John A Voytek
Application Number: 29/657,292
Classifications
Current U.S. Class:
Element Or Attachment (1) (D23/206)