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Official data from INPI

MÉTODO PARA PRODUÇÃO DE LENTE DE CONTATO COM POTÊNCIA TÓRICA, PARA TRATAR A SUPERFÍCIE DE UMA LENTE DE CONTATO, PARA PERFILAR A SUPERFÍCIE DE UM ALVO ÓTICO, E PARA ALTERAR O RAIO DE CURVATURA ESFÉRICO DE UMA SUPERFÍCIE DE ALVO ÓTICO

ArquivadaInvention Patent

Application data

Number

PI9102049

Type

Invention Patent

Filing

05/17/1991

Publication

12/24/1991

Progress at the INPI

  1. Filing05/17/91
  2. Publication12/24/91
  3. Abandoned11/10/92
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/10/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bausch & Lomb Incorporated

US

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Inventors

W. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

525.515 · 05/18/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

08/10/1999

RPI 1492

Exigência - art. 36 da LPI

#6.1

10/27/1998

RPI 1451

Solicitação de exame técnico

#4.1

11/10/1992

RPI 1145

Publicação do pedido de patente

#3.1

12/24/1991

RPI 1099

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