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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU6001804

Type

Utility Model

Filing

10/29/1980

Publication

06/29/1982

Progress at the INPI

  1. Filing10/29/80
  2. Publication06/29/82
  3. Examination09/08/82
  4. Allowance07/30/85
  5. Grant02/25/86
  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.

Talk to a specialist

Latest action published by the INPI: 02/25/1986. 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

02/25/1986

RPI 801

Notificação para pagamento de retribuição

#13.1

11/26/1985

RPI 788

Deferimento

#9.1

07/30/1985

RPI 771

15.10

02/05/1985

RPI 746

Republicação - classificação IPC

#15.11

12/04/1984

RPI 737

8.1

10/02/1984

RPI 728

Exigência - art. 36 da LPI

#6.1

03/07/1984

RPI 698

Conhecimento de parecer técnico

#7.1

08/16/1983

RPI 669

Solicitação de exame técnico

#4.1

09/08/1982

RPI 620

Publicação do pedido de patente

#3.1

06/29/1982

RPI 610

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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