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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE N-FOSFONOMETILGLICINA

DeferidaInvention Patent

Application data

Number

PI8304711

Type

Invention Patent

Filing

08/30/1983

Publication

04/10/1984

Progress at the INPI

  1. Filing08/30/83
  2. Publication04/10/84
  3. Examination04/29/86
  4. Allowance09/05/89
  5. Grant05/29/90
  6. Terminated02/18/92

The patent was granted on 05/29/1990 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: 09/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Stauffer Chemical Company

US

See this company's full portfolio

Inventors

R. F. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

412.624 · 08/30/1982

US

468.223 · 02/22/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

09/05/1989

RPI 985

Exigência - art. 36 da LPI

#6.1

03/07/1989

RPI 959

Solicitação de exame técnico

#4.1

04/29/1986

RPI 810

Publicação do pedido de patente

#3.1

04/10/1984

RPI 703

Pedido de patente depositado

#2.1

11/01/1983

RPI 680

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

Concessão da patente

#16.1

05/29/1990

RPI 1020

Notificação para pagamento de retribuição

#13.1

01/09/1990

RPI 1001

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