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Official data from INPI

APARELHO PARA IMPREGNAÇÃO DE ÁGUA CO, DIÓXIDO DE CARBONO.

ConcedidaInvention Patent
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Application data

Number

PI7904657

Type

Invention Patent

Filing

07/20/1979

Publication

-
View on INPI

Progress at the INPI

  1. Filing07/20/79
  2. Publication
  3. Examination
  4. Allowance11/03/87
  5. Grant03/29/88
  6. Expired04/18/95

The letters patent expired on 04/18/1995: 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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dagma-Deutsche Automaten-Und Gertrankemaschinen Gmbh & Co. KG

DE

Inventors

K. A. (pessoa física)

Technical data

IPC Classification

B01F 15/06B01F 3/04B67D 1/00

Priority claims

GB

P2832377.5 · 07/24/1978

GB

P2848146.1 · 11/07/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/29/1988

RPI 910

100

11/03/1987

RPI 889

120

06/17/1986

RPI 817

Indeferimento

#9.2

04/05/1983

RPI 650

6.2

04/06/1982

RPI 598

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: A23L 2/26; B01F 15/00.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

04/18/1995

RPI 1272

Pedido de licença compulsória

#20.1

11/03/1992

RPI 1144

Pedido de licença compulsória

#20.1

10/27/1992

RPI 1143

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