Patent US3421282A successfully refreshed from Google Patents.
US3421282A
Expired / Lapsed
US
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Method for obtaining capsules having oily drugs closed therein
Assignee: Daiichi Kagaku Yakuhin Co Ltd
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Filing: 1964-09-24
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Granted: 1969-01-14
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Expires: 1984-09-24
Abstract
No abstract record available.
Inventors
- 👤 Masaru Hasegawa
- 👤 Sadao Hirota
- 👤 Hiroshi Ogawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:20
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/48; A61K9/4841; A61K9/4858; A61J; A61J3/00; A61J3/07; A61J3/071; A61J3/072; A61K9/485
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3127313A
Cited
US2638179A
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US2911333A
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US3061510A
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US2970056A
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US3121041A
Cited
US3159545A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |