Patent US6030427A successfully refreshed from Google Patents.
US6030427A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Replaceable air filter apparatus
Assignee: Individual
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Filing: 1998-07-13
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Granted: 2000-02-29
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Expires: 2018-07-13
Abstract
Abstract A replaceable air filter apparatus suitable for filtering the air in the home includes a frame for affixing the apparatus to the house duct work associated with the heating and/or air conditioning system the frame includes a hinge disposed on one edge, which cooperates with a hinge disposed on a register that may control the flow of air through the duct work and may include adjustable shutters and a device for removably retaining a filter media. The register may be pulled away from the frame for inserting and removing the filter media disposed therein, when desired.
Inventors
- 👤 James Sorice
- 👤 Mark Sorice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:31
CPC Classifications
B; B01; B01D; B01D46/00; B01D46/10; B01D46/0002; B01D46/0004; B01D46/88; B01D2279/00; B01D2279/50; Y; Y10; Y10S; Y10S55/00; Y10S55/31; Y10S55/35; Y10S55/37
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
108 words
A replaceable air filter apparatus comprising, in combination: A. a frame for affixing the filter apparatus to the duct work of a forced air system, said frame having a hinge means disposed on one edge thereof; B. register means for controlling the flow of air through said duct work, said register means including; a) adjustable shutters, b) means for removably retaining a filter therein disposed upstream from said adjustable shutters, and c) mating hinge means disposed along one edge of said register means for cooperating with said frame hinge means; wherein said register means is pulled away from said frame for inserting and removing said filter when desired.
Claim 2
Dependent Claim
108 words
A replaceable air filter apparatus comprising, in combination: A. a frame for affixing the filter apparatus to the duct work of a forced air system, said frame having a hinge means disposed on one edge thereof; B. register means for controlling the flow of air through said duct work, said register means including; a) adjustable shutters, b) means for removably retaining a filter therein disposed upstream from said adjustable shutters, and c) mating hinge means disposed along one edge of said register means for cooperating with said frame hinge means; wherein said register means is pulled away from said frame for inserting and removing said filter when desired.
Claim 3
Dependent Claim
24 words
A replaceable air filter apparatus according to claim 1, further including a filter means for insertion into said means for removably retaining a filter.
Claim 4
Dependent Claim
35 words
A replaceable air filter apparatus according to claim 2, wherein said filter means includes: a) a frame disposed within said means for removably retaining a filter; and b) a filter media disposed within said frame.
Claim 5
Dependent Claim
24 words
A replaceable air filter apparatus according to claim 1, further including a pulling means for ease in separating said frame from said register means.
Claim 6
Dependent Claim
38 words
A replaceable air filter apparatus according to claim 1, further including a magnet means disposed on said frame for cooperating with a mating magnet means disposed on said register means for holding said register means to said frame.
Claim 7
Dependent Claim
27 words
A replaceable air filter apparatus according to claim 1, wherein said adjustable shutters include one row of generally vertical shutters and one row of generally horizontal shutters.
Claim 8
Dependent Claim
21 words
A replaceable air filter apparatus according to claim 2, wherein said adjustable shutters are disposed in front of said filter means.
Claim 9
Dependent Claim
112 words
A replaceable air filter apparatus comprising, in combination: A. a frame for affixing the apparatus to the duct work of a forced air system, said frame having a hinge means disposed on one edge thereof; B. register means for controlling the flow of air through said duct work, said register means including; a) support means for supporting flexible filter media, b) means for removably retaining a filter therein disposed upstream from said register means, and c) mating hinge means disposed along one edge of said register means for cooperating with said frame hinge means; wherein said register means is pulled away from said frame for inserting and removing said filter when desired.
Claim 10
Dependent Claim
112 words
A replaceable air filter apparatus comprising, in combination: A. a frame for affixing the apparatus to the duct work of a forced air system, said frame having a hinge means disposed on one edge thereof; B. register means for controlling the flow of air through said duct work, said register means including; a) support means for supporting flexible filter media, b) means for removably retaining a filter therein disposed upstream from said register means, and c) mating hinge means disposed along one edge of said register means for cooperating with said frame hinge means; wherein said register means is pulled away from said frame for inserting and removing said filter when desired.
Claim 11
Dependent Claim
24 words
A replaceable air filter apparatus according to claim 8, further including a filter means for insertion into said means for removably retaining a filter.
Claim 12
Dependent Claim
19 words
A replaceable air filter apparatus according to claim 9, wherein said support means is disposed behind said filter means.
Claim 13
Dependent Claim
38 words
A replaceable air filter apparatus according to claim 9, wherein said filter means includes: a) a frame adapted to be received into said means for removably retaining a filter; and b) a filter media disposed within said frame.
Claim 14
Dependent Claim
137 words
A replaceable air filter apparatus comprising, in combination: A. a frame for affixing the apparatus to the duct work of a forced air system, said frame having; a) a hinge means disposed on one edge thereof, and b) means for affixing said frame to said duct work; B. register means for controlling the flow of air through said duct work, said register means including; a) adjustable shutters, b) means for removably retaining a filter therein disposed upstream from said adjustable shutters, c) mating hinge means disposed along one edge of said register means for cooperating with said frame hinge means, and d) pulling means disposed on said register means for ease in separating said frame from said register means; wherein said register means is pulled away from said frame for inserting and removing said filter when desired.
Claim 15
Dependent Claim
137 words
A replaceable air filter apparatus comprising, in combination: A. a frame for affixing the apparatus to the duct work of a forced air system, said frame having; a) a hinge means disposed on one edge thereof, and b) means for affixing said frame to said duct work; B. register means for controlling the flow of air through said duct work, said register means including; a) adjustable shutters, b) means for removably retaining a filter therein disposed upstream from said adjustable shutters, c) mating hinge means disposed along one edge of said register means for cooperating with said frame hinge means, and d) pulling means disposed on said register means for ease in separating said frame from said register means; wherein said register means is pulled away from said frame for inserting and removing said filter when desired.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2003-02-28 | 2003-08-30 | 2004-02-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-02-28 | 2007-08-30 | 2008-02-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-02-28 | 2011-08-30 | 2012-02-29 | $7700.00 | Window Closed / Lapsed |