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Official data from INPI

SEM TITULO

Em AnáliseUtility Model
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Application data

Number

MU6201788

Type

Utility Model

Filing

01/27/1982

Publication

06/22/1982
View on INPI

Progress at the INPI

  1. Filing01/27/82
  2. Publication06/22/82
  3. Examination08/24/82
  4. Allowance11/05/85
  5. Grant04/29/86
  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: 09/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

09/08/1987

RPI 881

20.7

09/01/1987

RPI 880

Concessão da patente

#16.1

04/29/1986

RPI 810

Deferimento

#9.1

11/05/1985

RPI 785

15.10

07/09/1985

RPI 768

Conhecimento de parecer técnico

#7.1

11/27/1984

RPI 736

Solicitação de exame técnico

#4.1

08/24/1982

RPI 618

Publicação antecipada

#3.2

06/22/1982

RPI 609

Pedido de patente depositado

#2.1

03/16/1982

RPI 595

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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