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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA EM GARRAFA TÉRMICA

Prazo de SigiloUtility Model

Application data

Number

MU6901348

Type

Utility Model

Filing

07/24/1989

Publication

06/18/1991

Progress at the INPI

  1. Filing07/24/89
  2. Publication06/18/91
  3. Examination02/25/92
  4. Allowance03/29/94
  5. Grant11/29/94
  6. Expired11/20/01

The letters patent expired on 11/20/2001: 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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sobral Invicta S/A

SP, BR

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Inventors

E. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/14/1989

RPI 995

Carta-patente expirada

#21.1

Patente extinta em 24/07/1999 conforme o disposto no artigo 24 da Lei 5772 (CPI).

11/20/2001

RPI 1611

Concessão da patente

#16.1

11/29/1994

RPI 1252

Notificação para pagamento de retribuição

#13.1

08/02/1994

RPI 1235

Deferimento

#9.1

03/29/1994

RPI 1217

Solicitação de exame técnico

#4.1

02/25/1992

RPI 1108

Publicação do pedido de patente

#3.1

06/18/1991

RPI 1072

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