Title:
APPLICATION OF A BIOACTIVE AGENT TO A DELIVERY SUBSTRATE
Document Type and Number:
WIPO Patent Application WO2005009738
Kind Code:
A3
Abstract:
A method of controlling a dissolution rate of a bioactive agent includes selecting a desired dot topography corresponding to a target dissolution rate and applying a bioactive agent to a delivery substrate to form dots having the desired dot topography on the delivery substrate.
Inventors:
FIGUEROA IDDYS D
CHINEA-HERNANDEZ VANESSA I
RUIZ ORLANDO
SEXTON DOUGLAS A (US)
CHILDERS WINTHROP D (US)
AYRES JAMES W (US)
DUNFIELD JOHN STEPHEN (US)
CHINEA-HERNANDEZ VANESSA I
RUIZ ORLANDO
SEXTON DOUGLAS A (US)
CHILDERS WINTHROP D (US)
AYRES JAMES W (US)
DUNFIELD JOHN STEPHEN (US)
Application Number:
PCT/US2004/023355
Publication Date:
April 28, 2005
Filing Date:
July 21, 2004
Export Citation:
Assignee:
HEWLETT PACKARD DEVELOPMENT CO (US)
FIGUEROA IDDYS D
CHINEA-HERNANDEZ VANESSA I
RUIZ ORLANDO
SEXTON DOUGLAS A (US)
CHILDERS WINTHROP D (US)
AYRES JAMES WALTER (US)
DUNFIELD JOHN STEPHEN (US)
FIGUEROA IDDYS D
CHINEA-HERNANDEZ VANESSA I
RUIZ ORLANDO
SEXTON DOUGLAS A (US)
CHILDERS WINTHROP D (US)
AYRES JAMES WALTER (US)
DUNFIELD JOHN STEPHEN (US)
International Classes:
A61J3/00; A61K9/16; A61K9/20; A61K9/70; B41J2/04; B41J2/175; B41J3/407; (IPC1-7): B41J3/407; B41J3/54; A61J3/00; A61K9/20; A61K9/28; A61K9/70
Domestic Patent References:
| WO2003041690A2 | 2003-05-22 |
Foreign References:
| EP1306071A2 | 2003-05-02 | |||
| US4322449A | 1982-03-30 | |||
| US20040173146A1 | 2004-09-09 | |||
| US6702894B2 | 2004-03-09 | |||
| US6623785B2 | 2003-09-23 | |||
| US5797898A | 1998-08-25 |
Other References:
KATSTRA W E ET AL: "PULSATORY ORAL DRUG DELIVERY DEVICES FABRICATED BY THREE DIMENSIONAL PRINTING", PROCEEDINGS OF THE INTERNATIONAL SYMPOSIUM ON CONTROLLED RELEASE BIOACTIVE MATERIALS, XX, XX, vol. 26, 20 June 1999 (1999-06-20), pages 167 - 168, XP008017783, ISSN: 1022-0178
KATSTRA W E ET AL: "Oral dosage forms fabricated by Three Dimensional Printing@?", JOURNAL OF CONTROLLED RELEASE, ELSEVIER SCIENCE PUBLISHERS B.V., AMSTERDAM, NL, vol. 66, no. 1, May 2000 (2000-05-01), pages 1 - 9, XP004202701, ISSN: 0168-3659
KATSTRA W E ET AL: "Oral dosage forms fabricated by Three Dimensional Printing@?", JOURNAL OF CONTROLLED RELEASE, ELSEVIER SCIENCE PUBLISHERS B.V., AMSTERDAM, NL, vol. 66, no. 1, May 2000 (2000-05-01), pages 1 - 9, XP004202701, ISSN: 0168-3659
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