US2726982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrous gels
Assignee: Individual
•
Filing: 1950-05-24
•
Granted: 1955-12-13
•
Expires: 1970-05-24
Abstract
No abstract record available.
Inventors
- 👤 Irving L Ochs
- 👤 Preston L Veltman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:33
CPC Classifications
A; A61; A61F; A61F7/00; A61F7/02; A61F11/00; A61F13/00; A61F13/00051; A61F13/00063; A61K; A61K31/00; A61K31/185; A61K31/19; A61K47/00; A61K47/30; A61K47/32; A61K47/36; A61K47/38; A61K47/42; A61K9/00; A61K9/0012; A61K9/0014; A61L; A61L26/00; A61L26/0009; A61L26/0023; A61L26/0061; A61L26/0066; A61L26/008; A61F2007/0001; A61F2013/00089; A61F2013/00157; A61F2013/00361; A61F2013/00365; A61F2013/00519; A61F2013/00902; A61L2300/00; A61L2300/20; A61L2300/21; A61L2300/40; A61L2300/404
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A TOPICAL THERAPEUTIC IMMOBILE HYDROUS GEL TO PROMOTE HEALING BY CONTROLLING INFECTION WITHOUT INJURING TISSUE, CONSISTING ESSENTIALLY OF WATER 100 PARTS, GEL FORMING MATERIAL FROM 5 TO 30 PARTS, AND ACETIC ACID, THE ACID BEING NOT OVER 4 PARTS, ALL PARTS BEING BY WEIGHT, SAID GEL FORMING MATERIAL BEING SELECTED FROM THE GROUP CONSISTING OF CARBOXYMETHYL CELLULOSE, PECTIN POWDER, POLYVINYL ALCOHOL, GELATING AND PARTIALLY OXIDIZED CELLULOSE.
Claim 2
Dependent Claim
66 words
A TOPICAL THERAPEUTIC IMMOBILE HYDROUS GEL TO PROMOTE HEALING BY CONTROLLING INFECTION WITHOUT INJURING TISSUE, CONSISTING ESSENTIALLY OF WATER 100 PARTS, GEL FORMING MATERIAL FROM 5 TO 30 PARTS, AND ACETIC ACID, THE ACID BEING NOT OVER 4 PARTS, ALL PARTS BEING BY WEIGHT, SAID GEL FORMING MATERIAL BEING SELECTED FROM THE GROUP CONSISTING OF CARBOXYMETHYL CELLULOSE, PECTIN POWDER, POLYVINYL ALCOHOL, GELATING AND PARTIALLY OXIDIZED CELLULOSE.
References Cited (Backward Citations)
US2484637A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-12 | 1959-06-13 | 1959-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-12 | 1963-06-13 | 1963-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-12 | 1967-06-13 | 1967-12-13 | $7700.00 | Window Closed / Lapsed |