US3756241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiopaque abdominal pack
Assignee: Kendall Co
•
Filing: 1972-06-19
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Granted: 1973-09-04
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Expires: 1992-06-19
Abstract
Abstract A radiopaque abdominal pack is formed by interweaving occasional warp or filling yarns, or both, in a multilayered open mesh fabric and sealing at least one of the cut edges of the fabric with a soft, flexible polymeric sealant containing a radiopaque substance such as barium sulfate.
Inventors
- 👤 D Patience
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:18
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/44; A61B; A61B6/00; A61B6/12; A61B90/00; A61B90/39
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
30 words
The pack according to claim 1 in which the polymeric sealant is a plasticized copolymer of vinyl chloride and vinyl acetate and the substance opaque to X-rays is barium sulfate.
References Cited (Backward Citations)
US2619089A
Cited
US3133538A
Cited
US3190289A
Cited
US3491802A
Cited
US3542027A
Cited
US3698393A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-09-03 | 1977-03-05 | 1977-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-03 | 1981-03-05 | 1981-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-03 | 1985-03-05 | 1985-09-04 | $7700.00 | Window Closed / Lapsed |