Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Grooved piston
D621036 Grooved piston
Patent Drawings:Drawing: D621036-2    
« 1 »

(1 images)

Inventor: Maxa, et al.
Date Issued: August 3, 2010
Application: D/341,355
Filed: August 4, 2009
Inventors: Maxa; Steven J. (Burnsville, MN)
Cernohous; Adam J. (River Falls, WI)
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Primary Examiner: Nelson; T. Chase
Assistant Examiner: Goodman; Eric L
Attorney Or Agent: Soo; Philip P.
U.S. Class: D24/130
Field Of Search: D24/112; D24/114; D24/127; D24/128; D24/129; D24/130; 206/363; 206/364; 206/367; 604/54; 604/110; 604/192; 604/263; 604/295
International Class: 2402
U.S Patent Documents:
Foreign Patent Documents: 1475430
Other References:









Abstract:
Claim: CLAIM The ornamental design for a grooved piston, as shown and described.
Description: FIG. 1 is a perspective view of a top perspective view showing the new design for a grooved piston;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

The portions of the grooved piston shown in broken lines form no part of the claimed design.

* * * * *
 
 
  Recently Added Patents
High productivity single pass scanning system
Diameter signaling for mobile IPv4
Integrated process for the manufacture of fluorinated olefins
Semiconductor devices and methods for changing operating characteristics and semiconductor systems including the same
Protecting information written to recording medium
Process for preparing red cocoa ingredients, red chocolate, and food products
Dose escalation enzyme replacement therapy for treating acid sphingomyelinase deficiency
  Randomly Featured Patents
Wireless mouse
Method to reduce boron diffusion through gate oxide using sidewall spacers
Transport device including an actuating tape nip
Method of constructing a shielded electrical component
Lubricant qualified for contact with a composition suitable for human consumption including a food, a conveyor lubrication method and an apparatus using droplets or a spray of liquid lubricant
IL-21 production in prokaryotic hosts
Tetraarylborate process for the preparation of substituted biphenyls
Synchronous semiconductor memory device reliably fetching external signal in synchronization with clock signal periodically supplied from the exterior
Method for manufacturing suede-like artificial leathers
Processes for lift-off of thin film materials or devices for fabricating three dimensional integrated circuits, optical detectors, and micromechanical devices