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Official data from INPI

COMPOSICAO CONFORMAVEL,FOLHA DE TABACO INTEGRAL COERENTE,PROCESSO PARA APERFEICOAR AS PROPRIEDADES FISICAS DE FOLHA DE TABACO RECONSTITUIDO,E PROCESSO PARA PREPARAR FOLHA DE TABACO

ConcedidaInvention Patent

Application data

Number

PI7901657

Type

Invention Patent

Filing

03/17/1978

Publication

-

Progress at the INPI

  1. Filing03/17/78
  2. Publication
  3. Examination12/15/81
  4. Allowance11/01/88
  5. Grant07/25/89
  6. Terminated09/25/90

The patent was granted on 07/25/1989 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AMF INC

Inventors

H. W. (pessoa física)

S. O. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/25/1989

RPI 979

Notificação para pagamento de retribuição

#13.1

02/21/1989

RPI 957

Deferimento

#9.1

11/01/1988

RPI 941

Exigência - art. 36 da LPI

#6.1

04/26/1988

RPI 914

Exigência - art. 36 da LPI

#6.1

11/24/1987

RPI 892

Exigência - art. 36 da LPI

#6.1

01/18/1983

RPI 639

Solicitação de exame técnico

#4.1

12/15/1981

RPI 582

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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