Patent US3279990A successfully refreshed from Google Patents.
US3279990A
Expired / Lapsed
US
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Carbohydrate esters of salicylic acid, their production and administration
Assignee: Individual
•
Filing: 1963-01-31
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Granted: 1966-10-18
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Expires: 1983-01-31
Abstract
No abstract record available.
Inventors
- 👤 Rose William Brandt
- 👤 Leonard B Spector
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:38
CPC Classifications
C; C07; C07H; C07H13/00; C07H13/02; C07H13/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
42 words
A STABLE AQUEOUS INJECTABLE SOLUTION OF A CARBOHYDRATE ESTER OF SALICYLIC ACID SUTABLE FOR ANALGESIC THERAPY IN WHICH THE CONCENTRATION OF THE ESTER IN THE SOLUTION IS AT LEAST ABOUT 2 PERCENT AND IN THE RANGE OF 2 PERCENT TO 50 PERCENT.
References Cited (Backward Citations)
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US2918491A
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US3074850A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |