US2721550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive bandage
Assignee: C L KLINCK JR
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Filing: 1954-06-01
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Granted: 1955-10-25
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Expires: 1974-06-01
Abstract
No abstract record available.
Inventors
- 👤 Peter S Banff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:30
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/02; A61F13/0203
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
156 words
AS A NEW ARTICLE OF MANUFACTURE, AND ADHESIVE BANDAGE COMPRISING A PIECE OF ADHESIVE TAPE IN THE FORM OF A FLEXIBLE FABRIC BACKING AND A SUBSTANTIALLY COEXTENSIVE COATING OF PERMANENTLY TACKY PRESSURE SENSITIVE ADHESIVE ON THE FRONT SIDE OF THE BACKING, A PAD ON THE CENTRAL PORTION OF THE ADHESIVE COATING OF THE PIECE, A BACKING STRIP OF THERMOPLASTIC FILM MATERIAL, EXTENDING LOOSELY ACROSS THE REAR SIDE OF THE FABRIC BACKING OF THE PIECE AND HAVING ITS MARGINAL PORTIONS PROJECTING BEYOND THE MARGINAL PORTIONS OF SAID PIECE, AND A FACING STRIP OF THERMOPLASTIC FILM MATERIAL WITH ROUGH OR UNSMOOTH SURFACES, FITTING DIRECTLY AGAINST, AND ADHESIVELY SECURED AT ITS HIGH SPOTS TO, THE EXPOSED SURFACES OF SAID ADHESIVE COATING OF THE PIECE, HAVING ITS MARGINAL PORTIONS CONNECTED TO THE MARGINAL PORTIONS OF THE BACKING STRIP BY HEAT SEALS AND FORMING WITH SAID BACKING STRIP AN ENVELOPE FOR TEMPORARILY RETAINING THE PIECE AND PAD PRIOR TO USE THEREOF.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-24 | 1959-04-25 | 1959-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-24 | 1963-04-25 | 1963-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-24 | 1967-04-25 | 1967-10-25 | $7700.00 | Window Closed / Lapsed |