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Patent
D978931
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Priority
Jun 23 2020
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Filed
Jan 24 2022
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Issued
Feb 21 2023
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Expiry
Feb 21 2038
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Assg.orig
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Entity
unknown
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4
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30
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n/a
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The ornamental design for a powder sifter, as shown and described.
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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.
Any dash-dash broken lines illustrate portions of the powder sifter that form no part of the claimed design.
The diagonal shading represents a transparent or translucent appearance.
Reches, Yoav, Ouchterlony, John E., Chan, Brian, Ely, Kat, Lebovitz, Adam
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FORMLABS, INC |
Powder sifter |
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A CELLI PAPER S P A |
Casing for machines |
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Jun 23 2020 |
FORMLABS, INC |
Powder sifter |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Dec 01 2020 | LEBOVITZ, ADAM | FORMLABS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 059174 | /0626 |
pdf |
Dec 04 2020 | RECHES, YOAV | FORMLABS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 059174 | /0626 |
pdf |
Dec 04 2020 | OUCHTERLONY, JOHN E | FORMLABS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 059174 | /0626 |
pdf |
Dec 04 2020 | CHAN, BRIAN | FORMLABS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 059174 | /0626 |
pdf |
Apr 03 2021 | ELY, KAT | FORMLABS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 059174 | /0626 |
pdf |
Jan 24 2022 | | Formlabs, Inc. | (assignment on the face of the patent) | | / |
Date |
Maintenance Fee Events |
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Maintenance Schedule |
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