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Official data from INPI

SISTEMA PARA RECUPERAÇÃO E PURIFICAÇÃO DE REFRIGERANTE

Em AnáliseInvention PatentPCT · US1989000094

Application data

Number

PI8907326

Type

Invention Patent

Filing

01/11/1989

Publication

03/26/1991

PCT

US1989000094

Progress at the INPI

  1. Filing01/11/89
  2. Publication03/26/91
  3. Examination11/24/92
  4. Allowance01/18/94
  5. Grant08/30/94
  6. Terminated12/31/96

The patent was granted on 08/30/1994 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: 12/31/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. M. (pessoa física)

US

Inventors

T. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

255,960 · 10/11/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

08/30/1994

RPI 1239

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

15.9

11/24/1992

RPI 1147

Solicitação de exame técnico

#4.1

11/24/1992

RPI 1147

Notificação de entrada na fase nacional - PCT

#1.3

03/26/1991

RPI 1060

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