Patent US2973301A successfully refreshed from Google Patents.
US2973301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soft gelatin capsule
Assignee: Lloyd Brothers Inc
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Filing: 1959-03-12
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Granted: 1961-02-28
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Expires: 1979-03-12
Abstract
No abstract record available.
Inventors
- 👤 Lyell J Klotz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:16
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/48; A61K9/4816; A61K9/4825
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
27 words
A SOFT GELATIN CAPSULE ADAPTABLE FOR USE IN THE PHARMACEUTICAL FIELD CHARACTERIZED BY HAVING THE GELATIN OF SAID CAPSULE PLASTICIZED WITH ABOUT 10-30% BY WEIGHT OF 1,2,6-HEXANETRIOL.
Claim 2
Dependent Claim
27 words
A SOFT GELATIN CAPSULE ADAPTABLE FOR USE IN THE PHARMACEUTICAL FIELD CHARACTERIZED BY HAVING THE GELATIN OF SAID CAPSULE PLASTICIZED WITH ABOUT 10-30% BY WEIGHT OF 1,2,6-HEXANETRIOL.
References Cited (Backward Citations)
CA501135A
Cited
US2899361A
Cited
US2537726A
Cited
US2664366A
Cited
US2780355A
Cited
US2847346A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-02-28 | 1964-08-29 | 1965-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-28 | 1968-08-29 | 1969-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-28 | 1972-08-29 | 1973-02-28 | $7700.00 | Window Closed / Lapsed |