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Official data from INPI

SEM TITULO

ConcedidaUtility Model
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Application data

Number

MU6001835

Type

Utility Model

Filing

06/16/1980

Publication

01/13/1981
View on INPI

Progress at the INPI

  1. Filing06/16/80
  2. Publication01/13/81
  3. Examination
  4. Allowance12/17/85
  5. Grant06/24/86
  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: 06/24/1986. 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

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

04/22/1986

RPI 809

Deferimento

#9.1

12/17/1985

RPI 791

15.10

10/29/1985

RPI 784

Exigência - art. 36 da LPI

#6.1

02/12/1985

RPI 747

Republicação - classificação IPC

#15.11

10/02/1984

RPI 728

Conhecimento de parecer técnico

#7.1

08/30/1983

RPI 671

Republicação - classificação IPC

#15.11

05/10/1983

RPI 655

Conhecimento de parecer técnico

#7.1

04/05/1983

RPI 650

Publicação do pedido de patente

#3.1

01/13/1981

RPI 534

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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