Top cap of a quick-change filter cartridge

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Information

Patent Grant
D322836

References
Source

Patent Number
D322,836
Date Filed
Thursday, December 3, 1987
37 years ago
Date Issued
Tuesday, December 31, 1991
33 years ago

Inventors
Original Assignees
- Cuno Incorporated
Examiners
- Burke; Wallace R.
- Tung; M. H.

US Classifications
- D23 - Environmental heating and cooling
Field of Search
- US
- D23 207-210
- 210 136
- 210 238
- 210 282
- 210 234
- 210 440
- 210 444
- 210 446
- 210 448
- 210 457
- 210 492
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a top cap of a quick-change filter cartridge, as shown and described.

US Referenced Citations (6)

Number	Name	Date	Kind
D188688	Sicard	Aug 1960
D220263	Hughes	Mar 1971
D221850	Anderson	Sep 1971
D243767	Rutherford	Mar 1977
D251380	Casamitjana	Mar 1979
3237770	Humbert, Jr.	Mar 1966

Continuation in Parts (1)

	Number	Date	Country
Parent	822550	Jan 1986