US3097644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tubular surgical bandages, casts, and molds
Assignee: San Francisco Research Corp
•
Filing: 1961-08-24
•
Granted: 1963-07-16
•
Expires: 1981-08-24
Abstract
No abstract record available.
Inventors
- 👤 Leon O Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:44
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/04; A61F13/041; A61F13/00051; A61F13/00072; A61F2013/00089; A61F2013/00093; A61F2013/00097; A61F2013/00119; A61F2013/00238; A61F2013/00361; A61F2013/00365; A61F2013/00536
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A FIRM, TIGHT, DOUGHNUT-LIKE ROLL OF TUBULAR FABRIC, SAID TUBULAR FABRIC BEING EXTENDIBLE AND CONTRACTIBLE BOTH RADIALLY AND AXIALLY SUCH THAT WHEN IT IS EXTENDED IN ONE DIRECTION IT SIMULTANEOUSLY CONTRACTS IN THE TRANSVERSE DIRECTION, SAID ROLL BEING STRETCHED RADIALLY SUBSTANTIALLY TO ITS GREATEST DIAMETER.
Claim 2
Dependent Claim
45 words
A FIRM, TIGHT, DOUGHNUT-LIKE ROLL OF TUBULAR FABRIC, SAID TUBULAR FABRIC BEING EXTENDIBLE AND CONTRACTIBLE BOTH RADIALLY AND AXIALLY SUCH THAT WHEN IT IS EXTENDED IN ONE DIRECTION IT SIMULTANEOUSLY CONTRACTS IN THE TRANSVERSE DIRECTION, SAID ROLL BEING STRETCHED RADIALLY SUBSTANTIALLY TO ITS GREATEST DIAMETER.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |