USD422071S - Inside surface of a filter element having spacer construction - Google Patents

Inside surface of a filter element having spacer construction Download PDF

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Publication number
USD422071S
USD422071S US29/085,279 US8527998F USD422071S US D422071 S USD422071 S US D422071S US 8527998 F US8527998 F US 8527998F US D422071 S USD422071 S US D422071S
Authority
US
United States
Prior art keywords
filter element
inside surface
spacer construction
spacer
construction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US29/085,279
Inventor
Thomas G. Miller
Dolan D. Bartels
Andrew L. Albitz
Bruce R. Crenshaw
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Donaldson Co Inc
Original Assignee
Donaldson Co Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Donaldson Co Inc filed Critical Donaldson Co Inc
Priority to US29/085,279 priority Critical patent/USD422071S/en
Assigned to DONALDSON COMPANY, INC. reassignment DONALDSON COMPANY, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: MILLER, THOMAS G., ALBITZ, ANDREW L., BARTELS, DOLAN D., CRENSHAW, BRUCE R.
Priority to AU199802766F priority patent/AU136939S/en
Application granted granted Critical
Publication of USD422071S publication Critical patent/USD422071S/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a perspective view of the inside surface of a filter element having spacer construction showing our new design. This particular perspective view is normally not seen through the side walls of the filter element, but is illustrated for purposes of clarity.
FIG. 2 is a top plan view thereof; and,
FIG. 3 is a side elevational view thereof, all the sides being identical. This particular side elevational view is normally not seen through the side walls of the filter element, but us illustrated for purposes of clarity.
The broken lines which define the bounds of the claimed design form no part thereof. The broken line environmental showing is for illustrative purposes only and forms no part of the claimed design.

Claims (1)

  1. The ornamental design for inside surface of a filter element having spacer construction, as shown and described.
US29/085,279 1998-03-19 1998-03-19 Inside surface of a filter element having spacer construction Expired - Lifetime USD422071S (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US29/085,279 USD422071S (en) 1998-03-19 1998-03-19 Inside surface of a filter element having spacer construction
AU199802766F AU136939S (en) 1998-03-19 1998-09-09 Filter element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/085,279 USD422071S (en) 1998-03-19 1998-03-19 Inside surface of a filter element having spacer construction

Publications (1)

Publication Number Publication Date
USD422071S true USD422071S (en) 2000-03-28

Family

ID=66654964

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/085,279 Expired - Lifetime USD422071S (en) 1998-03-19 1998-03-19 Inside surface of a filter element having spacer construction

Country Status (2)

Country Link
US (1) USD422071S (en)
AU (1) AU136939S (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050279182A1 (en) * 2004-06-22 2005-12-22 Cole Mark A Dual air particle sample cassette

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4135899A (en) * 1977-05-25 1979-01-23 Donaldson Company, Inc. Safety filter for air cleaner

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4135899A (en) * 1977-05-25 1979-01-23 Donaldson Company, Inc. Safety filter for air cleaner

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Declaration of Thomas G. Miller (with attached Exhibits A and B).

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050279182A1 (en) * 2004-06-22 2005-12-22 Cole Mark A Dual air particle sample cassette
US7155988B2 (en) 2004-06-22 2007-01-02 Innovative Sampling Solutions, Inc. Dual air particle sample cassette
US7574928B1 (en) 2004-06-22 2009-08-18 Innovative Sampling Solutions, Inc. Dual air particle sample cassette and methods for using same

Also Published As

Publication number Publication date
AU136939S (en) 1999-03-31

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