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Official data from INPI

DISCO ABRASIVO, DESTINADO Á APLICAÇÃO EM INDÚSTRIAS DE MÁRMORES, GRANITOS, VIDROS E CONGÊNERES

Em AnáliseInvention Patent

Application data

Number

PI7906224

Type

Invention Patent

Filing

09/28/1979

Publication

-

Progress at the INPI

  1. Filing09/28/79
  2. Publication
  3. Examination
  4. Allowance04/13/82
  5. Grant02/22/83
  6. Terminated06/14/88

The patent was granted on 02/22/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Carborundum S/A Indústria Brasileira de Abrasivos

SP, BR

Inventors

M. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/14/1988

RPI 921

Concessão da patente

#16.1

02/22/1983

RPI 644

Notificação para pagamento de retribuição

#13.1

08/03/1982

RPI 615

Deferimento

#9.1

04/13/1982

RPI 599

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