US3306292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bandage
Assignee: Individual
•
Filing: 1962-11-20
•
Granted: 1967-02-28
•
Expires: 1982-11-20
Abstract
No abstract record available.
Inventors
- 👤 Arthur T Spees
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:29
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/00051; A61F13/00063; A61F13/15; A61F13/51; A61F13/511; A61F13/84; A61F13/8405; A61F2013/00361; A61F2013/00902
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
99 words
A SEALED POUCH FOR USE IN A BANDAGE AND ADAPTED TO CONTAIN A FLUID SUBSTANCE COMPRISING WALLS OF FLEXIBLE MATERIAL, SAID WALLS COMPRISING IN PART AT LEAST A LAMINATE INCLUDING A LAYER OF A TOUGH, RELATIVELY STRETCHABLE MATERIAL AND A LAYER OF A RELATIVELY NONSTRETCHABLE MATERIAL, THE CONTINUITY OF SAID LAYER OF RELATIVELY NONSTRETCHABLE MATERIAL BEING INTERRUPTED IN A GIVEN AREA IN THE HOLLOW REGION OF THE POUCH TO PROVIDE A WEAK REGION SUBJECT TO RUPTURING UPON SUBSTANTIAL INTERNAL PRESSURE OF THE CONTENTS OF THE POUCH THEREAGAINST SUCH AS INDUCED BY EXTERNAL PRESSURE ON OTHER PORTIONS OF THE POUCH.
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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |