USD539382S1 - Duo sewage treatment plant - Google Patents

Duo sewage treatment plant Download PDF

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Publication number
USD539382S1
USD539382S1 US29/237,492 US23749205F USD539382S US D539382 S1 USD539382 S1 US D539382S1 US 23749205 F US23749205 F US 23749205F US D539382 S USD539382 S US D539382S
Authority
US
United States
Prior art keywords
duo
sewage treatment
treatment plant
plant
ornamental design
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
US29/237,492
Inventor
Hubbard H. Donald
George E. Johnson
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.)
ECOLOGICAL TANKS Inc
Original Assignee
Donald Hubbard H
Johnson George E
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 Donald Hubbard H, Johnson George E filed Critical Donald Hubbard H
Priority to US29/237,492 priority Critical patent/USD539382S1/en
Application granted granted Critical
Publication of USD539382S1 publication Critical patent/USD539382S1/en
Assigned to ECOLOGICAL TANKS, INC. reassignment ECOLOGICAL TANKS, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: DONALD, HUBBARD H., JOHNSON, GEORGE E.
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a top view
FIG. 2 is a side view;
FIG. 3 is the other side view;
FIG. 4 is a bottom view;
FIG. 5 is an end view; and,
FIG. 6 is the other end view.

Claims (1)

  1. We claim the ornamental design for the duo sewage treatment plant, as shown.
US29/237,492 2005-08-31 2005-08-31 Duo sewage treatment plant Expired - Lifetime USD539382S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/237,492 USD539382S1 (en) 2005-08-31 2005-08-31 Duo sewage treatment plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/237,492 USD539382S1 (en) 2005-08-31 2005-08-31 Duo sewage treatment plant

Publications (1)

Publication Number Publication Date
USD539382S1 true USD539382S1 (en) 2007-03-27

Family

ID=37886625

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/237,492 Expired - Lifetime USD539382S1 (en) 2005-08-31 2005-08-31 Duo sewage treatment plant

Country Status (1)

Country Link
US (1) USD539382S1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080121582A1 (en) * 2006-11-28 2008-05-29 Geo Plastics Filter recycling unit
USD910142S1 (en) * 2018-11-20 2021-02-09 Rena Quality Group As Sludge separator with a single water/oil membrane separator loop

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080121582A1 (en) * 2006-11-28 2008-05-29 Geo Plastics Filter recycling unit
USD910142S1 (en) * 2018-11-20 2021-02-09 Rena Quality Group As Sludge separator with a single water/oil membrane separator loop

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