Patent US3290455A successfully refreshed from Google Patents.
Patent US2870060A successfully refreshed from Google Patents.
US2870060A
Expired / Lapsed
US
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Stable encapsulated solution of a salt of a dialkyl sulfosuccinate
Assignee: Mead Johnson and Co LLC
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Filing: 1956-02-07
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Granted: 1959-01-20
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Expires: 1976-02-07
Abstract
No abstract record available.
Inventors
- 👤 Hugh D Bryan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:10
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/21; A61K31/215; A61K31/22; A61K31/225; A61K9/00; A61K9/48; A61K9/4841; A61K9/4858
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
A CAPSULE COMPRISING A SHELL OF SOFT GELATIN CONTAINING A LIQUID WHICH CONSISTS ESSENTIALLY OF A LIQUID POLYETHYLENE GLYCOL HAVING AN AVERAGE MOLECULAR WEIGHT OF FROM ABOUT 200 TO 600 HAVING DISSOLVED THEREIN BETWEEN ABOUT 5 AND 40 PERCENT BY WEIGHT OF AN ALKALI METAL INCLUDING AMMONIUM SALT OF A DIALKYL SULFOSUCCINATE.
Claim 2
Dependent Claim
52 words
A CAPSULE COMPRISING A SHELL OF SOFT GELATIN CONTAINING A LIQUID WHICH CONSISTS ESSENTIALLY OF A LIQUID POLYETHYLENE GLYCOL HAVING AN AVERAGE MOLECULAR WEIGHT OF FROM ABOUT 200 TO 600 HAVING DISSOLVED THEREIN BETWEEN ABOUT 5 AND 40 PERCENT BY WEIGHT OF AN ALKALI METAL INCLUDING AMMONIUM SALT OF A DIALKYL SULFOSUCCINATE.
References Cited (Backward Citations)
US2580683A
Cited
US2791530A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |