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Class Information
Number: 428/304.4
Name: Stock material or miscellaneous articles > Web or sheet containing structurally defined element or component > Composite having voids in a component (e.g., porous, cellular, etc.)
Description: Subject matter which consists of at least two components, at least one of which has internal spaces either containing at least a gas and/or devoid of identifiable contents.
Sub-classes under this class:
| Class Number |
Class Name |
Patents |
| 428/312.2 |
Inorganic matrix in void-containing component |
227 |
| 428/316.6 |
Plural void-containing components |
916 |
| 428/313.3 |
Preformed hollow element-containing |
135 |
| 428/314.2 |
Void shape specified (e.g., crushed, flat, round, etc.) |
154 |
| 428/317.9 |
Void-containing component contains also a solid fiber or solid particle |
841 |
| 428/311.11 |
Void-containing component has a continuous matrix of fibers only (e.g., porous paper, etc.) |
138 |
| 428/306.6 |
Void-containing component partially impregnated with adjacent component |
286 |
| 428/314.4 |
Voids specified as closed |
339 |
| 428/315.5 |
Voids specified as micro |
613 |
| 428/305.5 |
With chemically effective material or specified gas other than air, n, or carbon dioxide in void-containing component |
257 |
| 428/317.1 |
With component specified as adhesive or bonding agent |
453 |
| 428/310.5 |
With gradual property change within a component |
173 |
| 428/309.9 |
With internal element bridging layers, nonplanar interface between layers, or intermediate layer of commingled adjacent foam layers |
210 |
| 428/318.4 |
With nonvoid component of specified composition |
565 |
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7622187 |
Adhered roof structure |
Nov. 24, 2009 |
| 7619891 |
Plasma display apparatus |
Nov. 17, 2009 |
| 7618699 |
Low-microcracked, porous ceramic honeycombs and methods of manufacturing same |
Nov. 17, 2009 |
| 7612121 |
Cross-linked foamed pressure sensitive adhesive and method for preparing the same |
Nov. 3, 2009 |
| 7608321 |
Insulated propellant container |
Oct. 27, 2009 |
| 7604857 |
Fired refractory shaped part |
Oct. 20, 2009 |
| 7604746 |
Pervaporation composite membranes |
Oct. 20, 2009 |
| 7601295 |
Filter, liquid discharge head utilizing the same, and producing method therefor |
Oct. 13, 2009 |
| 7597948 |
Ceramic honeycomb structure having reduced stress web-skin joints |
Oct. 6, 2009 |
| 7588819 |
Window glass for vehicle |
Sep. 15, 2009 |
| 7585557 |
Foam core imaging element with gradient density core |
Sep. 8, 2009 |
| 7582684 |
Macroporous ion exchange resins |
Sep. 1, 2009 |
| 7579384 |
Expanded molded article having voids |
Aug. 25, 2009 |
| 7579068 |
Rigid polyurethane-isocyanurate reinforcing foams |
Aug. 25, 2009 |
| 7575793 |
Radial cell ceramic honeycomb structure |
Aug. 18, 2009 |
| 7572502 |
Ultrathin flexible sheet and method for manufacturing same |
Aug. 11, 2009 |
| 7564027 |
Adsorption, detection and identification of components of ambient air with desorption/ionization on silicon mass spectrometry (DIOS-MS) |
Jul. 21, 2009 |
| 7563503 |
Coatings, materials, articles, and methods of making thereof |
Jul. 21, 2009 |
| 7560165 |
Sealing porous dielectric materials |
Jul. 14, 2009 |
| 7560139 |
Thermostructural composite structure with a compositional gradient, its manufacturing process |
Jul. 14, 2009 |
| 7556864 |
Sintered gear |
Jul. 7, 2009 |
| 7544720 |
Porous polymeric materials and method of production thereof |
Jun. 9, 2009 |
| 7537832 |
Superabsorbent material and absorbent articles containing said material |
May. 26, 2009 |
| 7534471 |
Treatment of porous article |
May. 19, 2009 |
| 7528221 |
Modified polytetrafluoethylene molded article and process for manufacture thereof |
May. 5, 2009 |
| 7527872 |
Treated aluminum article and method for making same |
May. 5, 2009 |
| 7527855 |
High strength monolithic carbon foam |
May. 5, 2009 |
| 7521025 |
Honeycomb structural body |
Apr. 21, 2009 |
| 7517581 |
Semipermeable hydrophilic membrane |
Apr. 14, 2009 |
| 7510755 |
Honeycomb structure and method for producing same |
Mar. 31, 2009 |
| 7507467 |
Component comprising submicron hollow spaces |
Mar. 24, 2009 |
| 7505885 |
Method and interface elements for finite-element fracture analysis |
Mar. 17, 2009 |
| 7498699 |
Electret and composite formed therewith |
Mar. 3, 2009 |
| 7498076 |
Methods for manufacturing porous dielectric substrates including patterned electrodes |
Mar. 3, 2009 |
| 7490444 |
Building element |
Feb. 17, 2009 |
| 7488543 |
Aluminum nitride conjugate body and method of producing the same |
Feb. 10, 2009 |
| 7488535 |
Absorbent cores for absorbent diapers having reduced thickness and improved liquid handling and retention performance and comprising a super absorbent polymer |
Feb. 10, 2009 |
| 7488527 |
Molded touch fasteners |
Feb. 10, 2009 |
| 7482389 |
Nanoporous media with lamellar structures |
Jan. 27, 2009 |
| 7479314 |
High-pressure, fluid storage tanks |
Jan. 20, 2009 |
| 7473464 |
Porous material and method for production thereof |
Jan. 6, 2009 |
| 7465500 |
Lightweight protector against micrometeoroids and orbital debris (MMOD) impact using foam substances |
Dec. 16, 2008 |
| 7461424 |
Method and apparatus for a pillow including foam pieces of various sizes |
Dec. 9, 2008 |
| 7452606 |
Silicon carbide ceramic components having oxide layer |
Nov. 18, 2008 |
| 7452585 |
Monolithic structures, methods of manufacture and composite structures |
Nov. 18, 2008 |
| 7445837 |
Method for producing composite elements and composite element |
Nov. 4, 2008 |
| 7438972 |
Nanoparticle coatings for flexible and/or drawable substrates |
Oct. 21, 2008 |
| 7431982 |
Cushion sheet and manufacturing method for a cushion sheet |
Oct. 7, 2008 |
| 7429420 |
Method for producing foamed polymer molded bodies and said foamed polymer molder bodies |
Sep. 30, 2008 |
| 7416368 |
Sheet piling panels with elongated voids |
Aug. 26, 2008 |
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