Patent
   D274651
Priority
Dec 10 1981
Filed
Dec 10 1981
Issued
Jul 10 1984
Expiry
Jul 10 1998
Assg.orig
Entity
unknown
20
6
n/a
The ornamental design for a pipette tip, as shown and described.

FIG. 1 is a perspective view of a pipette tip incorporating my design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and

FIG. 5 is a cross section taken on line 5--5 of FIG. 3.

De Vaughn, Donald H.

Patent Priority Assignee Title
10343156, Mar 15 2013 Nalge Nunc International Corporation Tapered pipette
6596240, Jan 12 2001 QUALITY SCIENTIFIC PLASTICS, INC Pipette tip for easy mounting and ejecting from a pipette
D279710, Apr 30 1982 Data Packaging Corporation Multi-channel pipetter
D286570, Oct 26 1983 Cetus Corporation; CETUS CORPORATION, 600 BANCROFT WAY, BERKELEY, CA 94710, A CORP OF DE Pipette tip
D357324, Dec 01 1993 Pipette
D386260, Jun 05 1996 Siemens Healthcare Diagnostics Inc Disposable probe tip
D468024, Dec 22 2001 Rainin Instrument, LLC Pipette tip
D468439, Nov 02 2001 MOLECULAR BIOPRODUCTS, INC Pipette tip
D468440, Dec 22 2001 Rainin Instrument, LLC Pipette tip
D468830, Nov 02 2001 MOLECULAR BIOPRODUCTS, INC Pipette tip
D468831, Nov 02 2001 MOLECULAR BIOPRODUCTS, INC Pipette tip
D468832, Dec 22 2001 Rainin Instrument, LLC Pipette tip
D731075, Mar 15 2013 Nalge Nunc International Corporation Pipette
D787698, Mar 15 2013 Pipette
D888235, Aug 31 2018 DEVICOR MEDICAL PRODUCTS, INC Tip protector
D907201, Apr 05 2018 CSP TECHNOLOGIES, INC ; BAMA SAS Needle
D928314, Aug 31 2018 Devicor Medical Products, Inc. Tip protector
ER6319,
ER6949,
ER7429,
Patent Priority Assignee Title
3244009,
3991617, Oct 15 1974 Device for ejecting the removable tip of a pipette
198263,
D246380, Mar 27 1975 Device for pipetting of liquids
D255601, Oct 25 1977 Bio-Plas Pipette tip
D256052, Oct 25 1977 Bio-Plas Pipette tip
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 19 1981DE VAUGHN, DONALD H BIO-PLAS INC , A CORP OF CA ASSIGNMENT OF ASSIGNORS INTEREST 0039750227 pdf
Dec 10 1981Bio-Plas, Inc.(assignment on the face of the patent)
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