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Official data from INPI

DISPOSICAO CONSTRUTIVA EM ACOPLAMENTO DE FOLE ACIONADOR PARA GARRAFAS TERMICAS

Em AnáliseUtility Model

Application data

Number

MU6101319

Type

Utility Model

Filing

09/21/1981

Publication

05/18/1982

Progress at the INPI

  1. Filing09/21/81
  2. Publication05/18/82
  3. Examination12/14/82
  4. Allowance01/02/85
  5. Grant07/30/85
  6. Expired12/07/93

The letters patent expired on 12/07/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SOBRAL IND COM SA

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Inventors

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

08/22/1989

RPI 983

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

04/23/1985

RPI 757

Deferimento

#9.1

01/02/1985

RPI 741

Pedido de certificado de adição de invenção

#5.1

05/24/1983

RPI 657

Solicitação de exame técnico

#4.1

12/14/1982

RPI 634

Publicação antecipada

#3.2

05/18/1982

RPI 604

Pedido de patente depositado

#2.1

11/03/1981

RPI 576

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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