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
Selected alert delivery in a distributed processing system
Method of manufacturing semiconductor device
Method of forming an isolation structure
Compound semiconductor device and manufacturing method therefor
Method and apparatus for detection of LVDT core fallout condition
Method and system for facilitating micropayments in a financial transaction system
Method of providing tailor-made software for hospital departments
  Randomly Featured Patents
Semiconductor and non-semiconductor non-diffusion-governed bioelectrodes
Impatiens plant named `TiLav Improved`
Wavelength selective switch
Method for correcting scanning signals of incremental position transducers
Signal output device and method for sending signals at multiple transfer rates while minimizing crosstalk effects
Active speech network circuit for a telephone set
Rotor balancing apparatus and system
Switch for flashlight
Silicone composition for forming a release coating
Apparatuses, methods and systems for a periodic auction reset securities optimization engine