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Official data from INPI

APLICADOR DE MEDICAMENTOS PERCUTÂNEO E PROCESSO DE FABRICAÇÃO DO MESMO.

PublicadaInvention Patent

Application data

Number

PI8802677

Type

Invention Patent

Filing

06/02/1988

Publication

12/27/1988

Progress at the INPI

  1. Filing06/02/88
  2. Publication12/27/88
  3. Examination02/05/91
  4. Allowance01/18/94
  5. Grant06/28/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Drug Delivery Systems Inc

US

See this company's full portfolio

Inventors

D. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

058,527 · 06/05/1987

US

169,385 · 03/17/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/27/1988

RPI 949

Pedido de patente depositado

#2.1

10/25/1988

RPI 940

Carta-patente expirada

#21.1

Patente extinta em 02/06/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

06/28/1994

RPI 1230

Deferimento

#9.1

01/18/1994

RPI 1207

6.2

03/16/1993

RPI 1163

Solicitação de exame técnico

#4.1

02/05/1991

RPI 1053

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