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Patent
D941892
Priority
Jun 23 2020
Filed
Jun 23 2020
Issued
Jan 25 2022
Expiry
Jan 25 2037
TERM.DISCL.
Assg.orig
Entity
unknown
3
27
n/a
The ornamental design for a powder sifter , as shown and described.
FIG. 1 is a top, front, right side perspective view of a powder sifter according to our new design;
FIG. 2 is a top, front, left side perspective view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a left side elevation view thereof;
FIG. 6 is a right side elevation view thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom plan view thereof.
The dash-dash broken lines illustrate portions of the powder sifter that form no part of the claimed design. The dot-dash broken lines represents boundaries of the claimed design and form no part of the claimed design.
Reches, Yoav , Ouchterlony, John E. , Chan, Brian , Ely, Kat , Lebovitz, Adam
Patent
Priority
Assignee
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Executed on Assignor Assignee Conveyance Frame Reel Doc
Jun 23 2020 Formlabs, Inc. (assignment on the face of the patent) /
Dec 01 2020 LEBOVITZ, ADAM FORMLABS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 056382 /0931
pdf
Dec 04 2020 RECHES, YOAV FORMLABS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 056382 /0931
pdf
Dec 04 2020 OUCHTERLONY, JOHN E FORMLABS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 056382 /0931
pdf
Dec 04 2020 CHAN, BRIAN FORMLABS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 056382 /0931
pdf
Apr 03 2021 ELY, KAT FORMLABS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 056382 /0931
pdf
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