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Official data from INPI

PACOTE E PROCESSO PARA SUA CONFECÇÃO.

ConcedidaInvention Patent

Application data

Number

PI8300211

Type

Invention Patent

Filing

01/18/1983

Publication

08/21/1984

Progress at the INPI

  1. Filing01/18/83
  2. Publication08/21/84
  3. Examination09/23/86
  4. Allowance02/09/88
  5. Grant08/30/88
  6. Terminated04/18/95

The patent was granted on 08/30/1988 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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Enviro-Spray Systems, Inc.

US

Inventors

A. W. (pessoa física)

M. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

06/07/1988

RPI 920

Deferimento

#9.1

02/09/1988

RPI 903

Conhecimento de parecer técnico

#7.1

06/16/1987

RPI 869

Solicitação de exame técnico

#4.1

09/23/1986

RPI 831

Publicação do pedido de patente

#3.1

08/21/1984

RPI 722

Pedido de patente depositado

#2.1

03/08/1983

RPI 646

Anuidade - prazo legal encerrado

#18.2

04/18/1995

RPI 1272

Pedido de licença compulsória

#20.1

09/10/1991

RPI 1084

Pedido de licença compulsória

#20.1

09/03/1991

RPI 1083

20.7

08/27/1991

RPI 1082

20.7

08/20/1991

RPI 1081

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