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Official data from INPI

APARELHO E PROCESSO DE REVESTIMENTO PROVIDO COM UMA COBERTURA PROTETORA.

ConcedidaInvention PatentPCT · US1981000458

Application data

Number

PI8108310

Type

Invention Patent

Filing

04/08/1981

Publication

03/09/1982

PCT

US1981000458

Progress at the INPI

  1. Filing04/08/81
  2. Publication03/09/82
  3. Examination09/13/83
  4. Allowance10/09/84
  5. Grant04/30/85
  6. In force04/08/01

The patent was granted on 04/30/1985 and is in force until 04/08/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:04/08/2001

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Latest action published by the INPI: 04/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Eastman Kodak Company

US

See this company's full portfolio

Inventors

O. T. (pessoa física)

Technical data

IPC Classification

Priority claims

US

139.506 · 04/11/1980

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

02/20/1985

RPI 748

Deferimento

#9.1

10/09/1984

RPI 729

Exigência - art. 36 da LPI

#6.1

05/08/1984

RPI 707

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Notificação de entrada na fase nacional - PCT

#1.3

03/09/1982

RPI 594

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