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Class Information
Number: 215/270
Name: Bottles and jars > Closures > With pressure-responsive seal
Description: Devices, wherein the closure is provided with sealing means which is responsive to a pressure differential existing between the container interior and the ambient to effect sealing of the closure.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8584876 Food containers adapted for accommodating pressure changes using skip seals and methods of manufacture Nov. 19, 2013
8480981 Controlled pressure release vessel for microwave assisted chemistry Jul. 9, 2013
8381945 Lidded container capable of withstanding an internal pressure Feb. 26, 2013
8177082 Flexible membrane valve for cell culture vessel May. 15, 2012
8016146 Spill resistant caps and container systems Sep. 13, 2011
7762282 Closure for a plumbing cleanout Jul. 27, 2010
7661565 Pressure activated self opening container and seal Feb. 16, 2010
7556172 Spill resistant lid assembly for a drink container Jul. 7, 2009
7381453 Packaging film Jun. 3, 2008
7314146 Closure with pressure release system Jan. 1, 2008
7296598 Vacuum canister Nov. 20, 2007
7237698 Pressure activated self opening container and seal Jul. 3, 2007
7147228 Pressure relief device Dec. 12, 2006
6983857 Venting liner Jan. 10, 2006
6976669 Self-sealing valve Dec. 20, 2005
6923339 Sealing plug for a water globe Aug. 2, 2005
6726047 Air tight canister with vacuum relief valve Apr. 27, 2004
6540099 Sealing plug for a water globe Apr. 1, 2003
6474492 Multiple hot zone igniters Nov. 5, 2002
6364152 Food storage container Apr. 2, 2002
6199604 Clean box, clean transfer method and apparatus therefor Mar. 13, 2001
6183982 Fermentation bung device and method Feb. 6, 2001
6164470 Hermetic seal and wide-mouthed bottle sealed by the seal Dec. 26, 2000
6131753 Vacuum jar apparatus Oct. 17, 2000
6095357 Tamper proof for reusable closure system Aug. 1, 2000
6062407 Centrifugally loaded self-sealing integral one-piece cap/closure May. 16, 2000
6021912 Closure for a bottle or the like Feb. 8, 2000
5992666 Sealing cap for a vacuum seal container Nov. 30, 1999
5957317 Evacuation actuating closure for a container Sep. 28, 1999
5954214 Cap for vacuum container having double frangible seal and container having such a cap Sep. 21, 1999
5947311 Plastic closure with liner having a periphery spaced from the skirt of the closure and a sealing surface angled axially with respect to the base wall of the closure Sep. 7, 1999
5855288 Resealable closure Jan. 5, 1999
5855289 Centrifugally loaded self-sealing integral one-piece cap/closure Jan. 5, 1999
5833087 Button-type tamper indicating metal closure Nov. 10, 1998
5826739 Cup and closure Oct. 27, 1998
5785196 Closure for a pressurized container Jul. 28, 1998
5779082 Easily-cleaned reusable lid including an evacuating pump Jul. 14, 1998
5775529 Decorating glass vessel filled with water Jul. 7, 1998
5743420 Plastic closure Apr. 28, 1998
5707823 Containers Jan. 13, 1998
5692632 Container with a self-contained evacuation lid Dec. 2, 1997
5661889 Process for producing a container and closure assembly Sep. 2, 1997
5653447 Vacuum/pressure seal method and apparatus Aug. 5, 1997
5651470 Vacuum container Jul. 29, 1997
5641085 Pressurized container safety device comprising a sealing having a weakened section Jun. 24, 1997
5638971 Vacuum seal container Jun. 17, 1997
5577625 Venting and dispensing cap for a container Nov. 26, 1996
5566846 Button enhancement coating system Oct. 22, 1996
5564480 Vacuum canister Oct. 15, 1996
5558243 Sealing cap for vacuum containers Sep. 24, 1996

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