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Official data from INPI

ALAVANCA DE BÓIA.

ConcedidaUtility Model
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Application data

Number

MU6300249

Type

Utility Model

Filing

02/25/1983

Publication

10/02/1984
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Progress at the INPI

  1. Filing02/25/83
  2. Publication10/02/84
  3. Examination02/20/85
  4. Allowance10/13/87
  5. Grant02/28/89
  6. Invalidated09/11/90

The patent was invalidated by the INPI in an administrative invalidity proceeding. Protection no longer exists.

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Latest action published by the INPI: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Celite S/A Indústria e Comércio

SP, BR

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Inventors

B. P. (pessoa física)

Technical data

IPC Classification

F16K 33/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1989

RPI 958

110

06/21/1988

RPI 922

Recurso

#12.1

02/09/1988

RPI 903

Deferimento

#9.1

10/13/1987

RPI 886

Retificação

#15.6

08/11/1987

RPI 877

Retificação

#15.3

06/09/1987

RPI 868

Exigência - art. 36 da LPI

#6.1

07/08/1986

RPI 820

Pedido de certificado de adição de invenção

#5.1

07/02/1985

RPI 767

Solicitação de exame técnico

#4.1

02/20/1985

RPI 748

Publicação do pedido de patente

#3.1

10/02/1984

RPI 728

Pedido de patente depositado

#2.1

04/19/1983

RPI 652

200

09/11/1990

RPI 1032

Pedido de licença voluntária

#17.1

04/10/1990

RPI 1013

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