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Official data from INPI

MALAXADOR PARA PRODUTOS DIVERSOS E EM PARTICULAR PARA AREIAS DE FUNDICAO

Concessão AnuladaInvention Patent

Application data

Number

PI7803929

Type

Invention Patent

Filing

06/29/1977

Publication

-

Progress at the INPI

  1. Filing06/29/77
  2. Publication
  3. Examination
  4. Allowance07/19/83
  5. Grant01/31/84
  6. Terminated09/18/90

The patent was granted on 01/31/1984 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: 04/17/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BONVILLAIN & RONCERAY

ETS SA

Inventors

C. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.3

04/17/1984

RPI 704

Concessão da patente

#16.1

01/31/1984

RPI 693

Notificação para pagamento de retribuição

#13.1

11/16/1983

RPI 682

Deferimento

#9.1

07/19/1983

RPI 665

Exigência - art. 36 da LPI

#6.1

08/03/1982

RPI 615

Exigência - art. 36 da LPI

#6.1

01/05/1982

RPI 585

Anuidade - prazo legal encerrado

#18.2

09/18/1990

RPI 1033

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