Resources Contact Us Home
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:

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
Turbulence sensor and blade condition sensor system
Semiconductor chip, stack module, and memory card
Image forming apparatus and method for making density correction in a low resolution image based on edge determination
System and method for providing location and access network information support in a network environment
Organic light emitting diode display device and method of fabricating the same
Determination of statistical upper bound for estimate of noise power spectral density
  Randomly Featured Patents
Multimedia data flow dropping
Coated article with low-E coating having absorbing layer designed to neutralize color at off-axis viewing angles
Process and composition for soil remediation
Method and apparatus for controlling content display by the cursor motion
Method of making a synthetic focused image hologram
Breast prosthesis support
Water-based magnetic coating composition
Method for manufacturing a GMR spin valve having a smooth interface between magnetic and non-magnetic layers
Correction of chemical image collected using ATR through germanium hemisphere
Combined lid and funnel