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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA EM GARRAFA ISOTÉRMICA

Arquivada/ExtintaUtility Model

Application data

Number

MU7800536

Type

Utility Model

Filing

05/14/1998

Publication

01/25/2000

Progress at the INPI

  1. Filing05/14/98
  2. Publication01/25/00
  3. Examination
  4. Allowance08/24/04
  5. Grant12/21/04
  6. Expired07/30/13

The letters patent expired on 07/30/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/30/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Termolar S/A

RS, BR

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Inventors

J. B. (pessoa física)

BR

Technical data

IPC Classification

Abstract

"DISPOÇÃO CONSTRUTIVA EM GARRAFA ISOTÉRMICA". No filete de rosca (02)de uma garrafa de "Dewar" metálica (01) atarraxa-se o corpo anelar(03) da alça(07), no qual atarraxa-se a tampa-copo(09). No filete de rosca interna do gargalo(10) atarraxa-se o bocal(11), onde atarraxa-se a tampa(20).

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 14/05/2013

07/30/2013

RPI 2221

Concessão da patente

#16.1

12/21/2004

RPI 1772

Deferimento

#9.1

08/24/2004

RPI 1755

Exigência - art. 36 da LPI

#6.1

06/15/2004

RPI 1745

Publicação do pedido de patente

#3.1

01/25/2000

RPI 1516

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