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Official data from INPI

PROCESSO PARA PREPARACAO DE UMA AMINA

ConcedidaInvention Patent

Application data

Number

PI7908342

Type

Invention Patent

Filing

12/19/1979

Publication

-

Progress at the INPI

  1. Filing12/19/79
  2. Publication
  3. Examination09/08/82
  4. Allowance09/25/84
  5. Grant04/30/85
  6. Terminated04/26/94

The patent was granted on 04/30/1985 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: 04/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Uop Inc.

US

See this company's full portfolio

Inventors

T. I. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

01/29/1985

RPI 745

Deferimento

#9.1

09/25/1984

RPI 727

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Exigência - art. 36 da LPI

#6.1

07/19/1983

RPI 665

Solicitação de exame técnico

#4.1

09/08/1982

RPI 620

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 85/02; B01J 23/46; C07C 209/00; C07C 209/60.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

04/26/1994

RPI 1221

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