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Official data from INPI

PROCESSO E APARELHO PARA EFETUAR REACOES QUIMICAS ACELERADAS

Em AnáliseInvention Patent
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Application data

Number

PI7907424

Type

Invention Patent

Filing

03/17/1978

Publication

-
View on INPI

Progress at the INPI

  1. Filing03/17/78
  2. Publication
  3. Examination03/09/82
  4. Allowance08/07/84
  5. Grant03/26/85
  6. Expired05/02/95

The letters patent expired on 05/02/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 09/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. J. (pessoa física)

Inventors

M. J. (pessoa física)

Technical data

IPC Classification

C02F 1/72

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

09/15/1987

RPI 882

20.10

09/15/1987

RPI 882

20.7

07/28/1987

RPI 875

Pedido de licença compulsória

#20.1

03/10/1987

RPI 855

Concessão da patente

#16.1

03/26/1985

RPI 753

Notificação para pagamento de retribuição

#13.1

12/11/1984

RPI 738

Deferimento

#9.1

08/07/1984

RPI 720

Republicação - classificação IPC

#15.11

02/14/1984

RPI 695

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Solicitação de exame técnico

#4.1

03/09/1982

RPI 594

Carta-patente expirada

#21.1

05/02/1995

RPI 1274

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