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Official data from INPI

SEM TITULO

Em AnáliseUtility Model
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Application data

Number

MU6001831

Type

Utility Model

Filing

02/22/1980

Publication

-
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Progress at the INPI

  1. Filing02/22/80
  2. Publication
  3. Examination10/04/83
  4. Allowance09/02/86
  5. Grant06/02/87
  6. Terminated05/24/88

The patent was granted on 06/02/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/24/1988. 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

E04H 3/16

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

06/02/1987

RPI 867

Notificação para pagamento de retribuição

#13.1

12/23/1986

RPI 844

Deferimento

#9.1

09/02/1986

RPI 828

Exigência - art. 36 da LPI

#6.1

01/07/1986

RPI 794

6.4

12/31/1985

RPI 793

15.10

09/24/1985

RPI 779

Exigência - art. 36 da LPI

#6.1

07/16/1985

RPI 769

Conhecimento de parecer técnico

#7.1

07/03/1984

RPI 715

Solicitação de exame técnico

#4.1

10/04/1983

RPI 676

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