US PATENT SUBCLASS 220 / 200
CLOSURES

Current as of: June, 1999
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220 /   HD   RECEPTACLES

200CLOSURES {45}
201  DF  .~> Thermal releaser or actuator
202  DF  .~> With condition responsive vent or valve {1}
210  DF  .~> Key controlled
211  DF  .~> Motor driven
212  DF  .~> Combined or convertible {1}
213  DF  .~> Convex or concave closure conforms to curvature of opening to be closed
214  DF  .~> With separately applied sealing means for indicating unauthorized closure movement
215  DF  .~> With heat insulating insert or captive air space
216  DF  .~> Floating closure {6}
228  DF  .~> Having liquid or semi-liquid gasket
229  DF  .~> Closure penetrated through intersecting slits
230  DF  .~> Magnetic
231  DF  .~> With vacuum breaker or manually operable vent
232  DF  .~> Having inflatable gasket or packing
233  DF  .~> Externally adjustable plug or gasket {2}
240  DF  .~> With seal means biased by internal pressure
241  DF  .~> Face plate type {1}
243  DF  .~> External and internal bar or closure {8}
252  DF  .~> Pivotally or slidably mounted semispherical hood-type closure
253  DF  .~> Closure members having alignable openings
254  DF  .~> Secondary closure within parameter of primary closure
255  DF  .~> Closures interconnected for common opening movement
256  DF  .~> Superposed closures for common opening {3}
260  DF  .~> With closure opening arrangements for means (e.g., opening devices) {5}
287  DF  .~> Closure adaptable for various sizes or openings
288  DF  .~> Removable closure guided in rotary movement (e.g., screw) {6}
305  DF  .~> Warped cover flexed into operative position
780  DF  .~> Removable closure situated by resilient distortion and retained by preformed configuration (e.g., detent) {9}
309.1  DF  .~> Removable closure retained by ductile in situ deformation (e.g., crimp) {2}
314  DF  .~> Crossbar carries closure and serves as closure fastener
315  DF  .~> Having means for securing or retaining closure in its closed position (e.g., fastening devices) {8}
810  DD  .~> Pivotable, (e.g., hinged) {13}
345.1  DF  .~> Closure guided in reciprocating movement {8}
796  DF  .~> Removable closure retained by friction {5}
359.1  DF  .~> Removable closure retained by adhesive or fusion means {3}
360  DF  .~> Closure controls vent in receptacle
361  DF  .~> Sealing or closing means for vent or filling opening {3}
366.1  DF  .~> Vent at closure, closure support juncture
367.1  DF  .~> Vent in closure {4}
375  DF  .~> Tethered closure
376  DF  .~> Ornamental
377  DF  .~> Transparent {1}
378  DF  .~> Having gasket or packing
379  DF  .~> With disparate support for displaced closure
380  DF  .~> Having structure to stack or nest when not in use

DEFINITION

Classification: 220/200

(under the class definition) Devices comprising removable closures and also those closures where solder is applied to hold them in place temporarily. Includes closures and plugs

for pipes, boilers, etc. when not limited by structure to that use but which could be used just as well with a metallic receptacle.

SEE OR SEARCH THIS CLASS, SUBCLASS:

521+, for a container having a compartment within a closure for the container.

523+, for a closure for a compartment of a container.

558, for a file drawer having a hinged front panel.

582, for a high-pressure gas tank having a removable closure. 600+, for end wall structure (e.g., a permanent closure).

610, for a seam or joint between a container body and an end member.

SEE OR SEARCH CLASS

49, Movable or Removable Closures, appropriate subclasses, for a movable or removable closure not associated with a receptacle, and see the notes in section IV of Class 49 for the loci of closures in other subclasses.

150, Purses, Wallets, and Protective Covers,

118+, for a closure for a purse or a handbag.

160, Flexible or Portable Closure, Partition, or Panel, and see the notes to the definition of such class for a closure of the flexible or portable panel type; i.e., for a closure in the form of (1) a panel unit in which a flexible fabric or other flexible sheet material forms the panel portion, (2) a panel unit formed of plural strips, slats or panels interconnected for relative motion (excluding those connected only by a common operator or mounted only in a common frame or on a common support), or (3) parts (1) and (2) combined with each other or with another type (e.g., rigid) of closure.

215, Bottles and Jars,

40+, 43, and 200+ for a closure for a bottle or jar.

217, Wooden Receptacles,

56+, for a box closure; 76+ for a barrel closure; 98+ for a barrel bung; 124 for a basket closure.

222, Dispensing, for a closure constructed for dispensing, specially related to a receptacle or container to assist in dispensing, or combined with other dispensing structure.

229, Envelopes, Wrappers, and Paperboard Boxes, for a closure associated with an envelope, wrapper, or paperboard box.

232, Deposit and Collection Receptacles, particularly

14, for a change gate; 22 for a letter box having a door or window; 25+ for a compartmented letter box having a closure for the compartment 42 for a milk receptacle having a protective door or window; 43.1+, for a deposit and collection receptacle having separate inlet and outlet openings; 44+, for a passage, trap, or chute having a closure.

312, Supports: Cabinet Structure, for a closure on a receptacle or enclosure combined with article supporting means, such as a drawer, rack, shelf, etc.

383, Flexible Bags,

33+, for means to hold a bag opening in an open position, and subclasses 42+ for a bag closure in general.