Method of making electrets through vapor condensation

Details for Australian Patent Application No. 2000269086 (hide)

Owner 3M Innovative Properties Company

Inventors Knoll, Randall L.; Insley, Thomas I

Agent Davies Collison Cave

Pub. Number AU-B-2000269086

PCT Pub. Number WO01/80257

Priority 09548892 13.04.00 US

Filing date 15 August 2000

Wipo publication date 30 October 2001

Acceptance publication date 19 May 2005

International Classifications

H01G 007/02 Capacitors in which the capacitance is varied by non-mechanical means

Event Publications

19 May 2005 Application Accepted

  Published as AU-B-2000269086

30 June 2005 Application for Amendment

  The nature of the amendment is as shown in the statement(s) filed 07 Jun 2005. Address for service in Australia - Davies Collison Cave Level 10 10 Barrack Street Sydney NSW 2000 2001

15 September 2005 Standard Patent Sealed

19 April 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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