US2902408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suspensions of drugs destined for injection and process for the preparation thereof
Assignee: Organon NV
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Filing: 1958-07-15
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Granted: 1959-09-01
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Expires: 1978-07-15
Abstract
No abstract record available.
Inventors
- 👤 Bouman Jan
- 👤 Homan Jan Daniel Herman
- 👤 Sieders Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:13
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/0012; A61K9/0019
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A PHARMACEUTICAL PREPARATION DESTINED FOR INJECTION CONSISTING OF A SUSPENSION OF AN INJECTABLE DRUG IN A PARENTERALLY APPLICALBE NON-TOXIC LIQUID CARRIER IN WHICH SAID DRUG IS SUBSTANTIALLY INSOLUBLE, THE SUSPENDED PARTICLES OF SAID SUSPENSION HAVING BEEN PREPARED BY COMPRESSING THE DRUG IN QUESTION AT A PRESSURE OF AT LEAST 2,500KG./CM.2 TO A SOLID BODY AND SUBDIVIDING SAID SOLID BODY IN PARTICLES THE MAXIMUM SIZE OF WHICH AMOUNTS TO 250 MICRONS.
Claim 2
Dependent Claim
70 words
A PHARMACEUTICAL PREPARATION DESTINED FOR INJECTION CONSISTING OF A SUSPENSION OF AN INJECTABLE DRUG IN A PARENTERALLY APPLICALBE NON-TOXIC LIQUID CARRIER IN WHICH SAID DRUG IS SUBSTANTIALLY INSOLUBLE, THE SUSPENDED PARTICLES OF SAID SUSPENSION HAVING BEEN PREPARED BY COMPRESSING THE DRUG IN QUESTION AT A PRESSURE OF AT LEAST 2,500KG./CM.2 TO A SOLID BODY AND SUBDIVIDING SAID SOLID BODY IN PARTICLES THE MAXIMUM SIZE OF WHICH AMOUNTS TO 250 MICRONS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-31 | 1963-03-02 | 1963-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-31 | 1967-03-02 | 1967-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-31 | 1971-03-02 | 1971-09-01 | $7700.00 | Window Closed / Lapsed |