Nova Patents
BR7805232A

Outlet means for vapour-liquid contacting tray

Abstract

This record has no abstract on file.

Term

Term ended

Projected expiry passed 15 August 1993, 33.1 years ago.

  1. Priority
  2. Filed
  3. Projected expiry
  4. Today

12 members in 8 offices

This recordMember, by publication datePriority claim

Priority claims2

Priority claims
DocumentOfficeKindDate
82516977United States of AmericaA
88822178United States of AmericaA

Members12

Family members, oldest first
DocumentOfficeKind
BE869753ABelgiumA
DE2835598A1GermanyA1
GB2002650AUnited KingdomA
FR2400379A1FranceA1
BR7805232AThis recordBrazilA
BR7805232AThis recordBrazilA
JPS5462975AJapanA
US4159291AUnited States of AmericaA
CA1110538ACanadaA
GB2002650BUnited KingdomB
JPS5743043B2JapanB2
FR2400379B1FranceB1