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Class Information
Number: 55/528
Name: Gas separation > Specific media material > Fibrous or strand form > Organic (e.g., vegetable)
Description: Apparatus in which the fiber or strand is derived from matter which is or has been living (e.g., hair, cellulose, coal) or is produced by organic chemical synthesis (e.g., nylon, polyethylene).
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7604687 |
Gas filtration media |
Oct. 20, 2009 |
| 7601192 |
Recirculation filter |
Oct. 13, 2009 |
| 7597745 |
Filter materials for adsorbing hydrocarbons |
Oct. 6, 2009 |
| 7591883 |
Microfiber supported nanofiber membrane |
Sep. 22, 2009 |
| 7559966 |
Exhaust gas filter |
Jul. 14, 2009 |
| 7556663 |
Dual pleated air filter |
Jul. 7, 2009 |
| 7553440 |
Method and apparatus for electric treatment of substrates |
Jun. 30, 2009 |
| 7547341 |
Equipment air filter assembly |
Jun. 16, 2009 |
| 7517944 |
Process for producing polycarbonate |
Apr. 14, 2009 |
| 7517378 |
Integral rigid edging for synthetic air filters |
Apr. 14, 2009 |
| 7501003 |
Composite filter media |
Mar. 10, 2009 |
| 7488365 |
Filter element using corrugated media sheet |
Feb. 10, 2009 |
| 7473302 |
Liquid housing container and liquid supply apparatus |
Jan. 6, 2009 |
| 7465332 |
Disposable grease filter for air filtration system and method of manufacturing same |
Dec. 16, 2008 |
| 7455706 |
Filter system for electronic equipment enclosure |
Nov. 25, 2008 |
| 7452831 |
Filter medium |
Nov. 18, 2008 |
| 7431901 |
Apparatus and method for deodorizing confined air spaces which utilize baking soda |
Oct. 7, 2008 |
| 7416577 |
Air intake filter screen assembly including a stand-off frame for preventing hail damage to surface coils of an associated air intake unit |
Aug. 26, 2008 |
| 7416580 |
Filter assemblies and systems for intake air for fuel cells |
Aug. 26, 2008 |
| 7399333 |
Filter element and process for producing the same |
Jul. 15, 2008 |
| 7390343 |
Drinking water filtration device |
Jun. 24, 2008 |
| 7390351 |
Electrets and compounds useful in electrets |
Jun. 24, 2008 |
| 7364607 |
Wrought fiber sheet and filter unit |
Apr. 29, 2008 |
| 7338547 |
EMI-absorbing air filter |
Mar. 4, 2008 |
| 7332011 |
Equipment air filter assembly |
Feb. 19, 2008 |
| 7318852 |
Bag house filter with fine fiber and spun bonded media |
Jan. 15, 2008 |
| 7318853 |
Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
Jan. 15, 2008 |
| 7316723 |
Air filter with fine fiber and spun bonded media |
Jan. 8, 2008 |
| 7314497 |
Filter medium and structure |
Jan. 1, 2008 |
| 7311751 |
Filter medium |
Dec. 25, 2007 |
| 7311752 |
Electrostatic air filter |
Dec. 25, 2007 |
| 7309369 |
Filter module |
Dec. 18, 2007 |
| 7309372 |
Filter medium and structure |
Dec. 18, 2007 |
| 7300486 |
Filter elements having injection molded thermoplastic seals and methods of making same |
Nov. 27, 2007 |
| 7294175 |
Personal inhalation filter |
Nov. 13, 2007 |
| 7279028 |
Electrostatic filter |
Oct. 9, 2007 |
| 7270692 |
Air filtration arrangements having fluted media constructions and methods |
Sep. 18, 2007 |
| 7270693 |
Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
Sep. 18, 2007 |
| 7264645 |
Plate-shaped filter element |
Sep. 4, 2007 |
| 7255723 |
Crest supported filter frame assembly and method |
Aug. 14, 2007 |
| 7255722 |
Gas filter |
Aug. 14, 2007 |
| 7244291 |
Electret article having high fluorosaturation ratio |
Jul. 17, 2007 |
| 7244292 |
Electret article having heteroatoms and low fluorosaturation ratio |
Jul. 17, 2007 |
| 7235122 |
Filtration media for filtering particulate material from gas streams |
Jun. 26, 2007 |
| 7208026 |
Heat-resistant filter |
Apr. 24, 2007 |
| 7179317 |
Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
Feb. 20, 2007 |
| 7160361 |
Evaporative emission treatment device |
Jan. 9, 2007 |
| 7156890 |
Hubcap filter |
Jan. 2, 2007 |
| 7156891 |
Forced air system air filter |
Jan. 2, 2007 |
| 7147694 |
Fibrous media utilizing temperature gradient and methods of use thereof |
Dec. 12, 2006 |
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