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Official data from INPI

MÉTODO DE CONTROLE DE LIBERAÇÃO DE REDUTORES ENCAPSULADOS

ArquivadaInvention Patent

Application data

Number

PI9001977

Type

Invention Patent

Filing

04/27/1990

Publication

07/30/1991

Progress at the INPI

  1. Filing04/27/90
  2. Publication07/30/91
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 04/27/1990 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/27/2018. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pumptech N.V.

BE

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Inventors

J. G. (pessoa física)

M. K. (pessoa física)

T. W. (pessoa física)

V. C. (pessoa física)

Technical data

IPC Classification

Priority claims

US

07/345,492 · 05/01/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09K 7/02; E21B 43/26.

03/27/2018

RPI 2464

Arquivamento - Art. 33 da LPI

#11.1

10/26/1993

RPI 1195

Publicação do pedido de patente

#3.1

07/30/1991

RPI 1078

Pedido de patente depositado

#2.1

08/21/1990

RPI 1029

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