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Official data from INPI

PROCESSO E DISPOSITIVO PARA FABRICACAO A SECO DE FOLHAS UNIFORMES NAO TECIDAS E FOLHA OBTIDA

Em AnáliseInvention Patent

Application data

Number

PI7605517

Type

Invention Patent

Filing

08/23/1976

Publication

-

Progress at the INPI

  1. Filing08/23/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant06/29/82
  6. Terminated05/21/85

The patent was granted on 06/29/1982 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: 05/21/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CEFILAC

Inventors

D. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/21/1985

RPI 761

Cessão de direito de exploração

#22.1

11/13/1984

RPI 734

Concessão da patente

#16.1

06/29/1982

RPI 610

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B29D 3/02; D04H 1/60.

03/27/2018

RPI 2464

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