US3249109A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Topical dressing
Assignee: Individual
•
Filing: 1963-11-01
•
Granted: 1966-05-03
•
Expires: 1983-11-01
Abstract
No abstract record available.
Inventors
- 👤 Maeth Harry
- 👤 Pennings Ralph David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:15
CPC Classifications
A; A61; A61L; A61L15/00; A61L15/16; A61L15/42; A61L15/44; A61F; A61F13/00; A61F13/00051; A61F13/00063; A61F13/02; A61F13/023; A61F13/0236; A61F13/12; A61F13/122; A61K; A61K9/00; A61K9/0012; A61K9/0053; A61K9/006; A61L15/58; A61L15/585; A61F13/15; A61F13/84; A61F13/8405; A61F2013/00361; A61F2013/00365; A61F2013/00463; A61F2013/00472; A61F2013/00655; A61F2013/00659; A61F13/53; A61F13/534; A61F2013/53445; A61L2300/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A PRESSURE SENSITIVE DRESSING FOR TOPICAL APPLICATION, COMPRISING A SOLID, FLEXIBLE HYDRATED GELATIN BASE CAPABLE OF MAINTAINING ITS SHAPE AND CONTAINING SUFFICIENT AMOUNT OF PECTIN TO PROVIDE INITIAL ADHESIVENESS FOR APPLICATION TO MOIST TISSUE AND CONTAINING A SUFFICIENT AMOUNT OF A POLYHYDRIC ALCOHOL TO MAINTAIN FLEXIBILITY FOR EXENDED PERIODS, AND A GENERALLY INERT NON-TOXIC FIBROUS BACKING MEMBER DISPOSED ON ONE SURFACE OF SAID BASE AND SERVING TO PREVENT THE OUTWARD DISPERSION OF MATERIALS FROM THE BASE.
Claim 2
Dependent Claim
76 words
A PRESSURE SENSITIVE DRESSING FOR TOPICAL APPLICATION, COMPRISING A SOLID, FLEXIBLE HYDRATED GELATIN BASE CAPABLE OF MAINTAINING ITS SHAPE AND CONTAINING SUFFICIENT AMOUNT OF PECTIN TO PROVIDE INITIAL ADHESIVENESS FOR APPLICATION TO MOIST TISSUE AND CONTAINING A SUFFICIENT AMOUNT OF A POLYHYDRIC ALCOHOL TO MAINTAIN FLEXIBILITY FOR EXENDED PERIODS, AND A GENERALLY INERT NON-TOXIC FIBROUS BACKING MEMBER DISPOSED ON ONE SURFACE OF SAID BASE AND SERVING TO PREVENT THE OUTWARD DISPERSION OF MATERIALS FROM THE BASE.
References Cited (Backward Citations)
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US2115237A
Cited
US2450083A
Cited
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Cited
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Cited
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Cited
US3029187A
Cited
US2950980A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |