Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

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Application data

Number

PI8000559

Type

Invention Patent

Filing

01/30/1980

Publication

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Progress at the INPI

Filing01/30/80
Publication
Examination
Allowance01/31/84
Grant08/28/84
Terminated11/03/93

The patent was granted on 08/28/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tenneco Resins, Inc.

Inventors

K. D. (pessoa física)

S. J. (pessoa física)

Technical data

IPC Classification

C23F 14/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

10/31/1989

RPI 993

20.7

10/24/1989

RPI 992

20.4

10/17/1989

RPI 991

Concessão da patente

#16.1

08/28/1984

RPI 723

Notificação para pagamento de retribuição

#13.1

05/15/1984

RPI 708

9.1.3

03/27/1984

RPI 701

Deferimento

#9.1

01/31/1984

RPI 693

Republicação - classificação IPC

#15.11

02/22/1983

RPI 644

Exigência - art. 36 da LPI

#6.1

02/01/1983

RPI 641

Anuidade - prazo legal encerrado

#18.2

11/03/1993

RPI 1196

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