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Official data from INPI

SEM TITULO

ConcedidaUtility Model
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Application data

Number

MU6201792

Type

Utility Model

Filing

03/08/1982

Publication

10/25/1983
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Progress at the INPI

  1. Filing03/08/82
  2. Publication10/25/83
  3. Examination12/20/83
  4. Allowance04/29/86
  5. Grant02/03/87
  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: 02/03/1987. 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).

Concessão da patente

#16.1

02/03/1987

RPI 850

Notificação para pagamento de retribuição

#13.1

09/02/1986

RPI 828

Deferimento

#9.1

04/29/1986

RPI 810

15.10

02/18/1986

RPI 800

Conhecimento de parecer técnico

#7.1

06/11/1985

RPI 764

Conhecimento de parecer técnico

#7.1

01/02/1985

RPI 741

14.4

08/07/1984

RPI 720

Solicitação de exame técnico

#4.1

12/20/1983

RPI 687

Publicação do pedido de patente

#3.1

10/25/1983

RPI 679

Pedido de patente depositado

#2.1

04/20/1982

RPI 600

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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