US3073305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ankle brace
Assignee: SURGICAL APPLIANCE IND
•
Filing: 1958-03-06
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Granted: 1963-01-15
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Expires: 1978-03-06
Abstract
No abstract record available.
Inventors
- 👤 Jr Ernest R Biggs
- 👤 Hector E Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:12
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/01; A61F5/0102; A61F5/0104; A61F5/0111
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
87 words
IN AN ANKLE BRACE, A SUPPORT MEMBER COMPRISING, A GENERALLY CYLINDRICAL ELASTIC FABRIC SLEEVE STRETCHABLE IN A CIRCUMFERENTIAL DIRECTION, SAID SLEEVE HAVING A TRANSVERSE SLIT INTERMEDIATE THE ENDS OF SAID SLEEVE THROUGH WHICH A HEEL MAY PROJECT, THE PORTION ABOVE SAID SLIT FORMING A WRAP FOR THE ANKLE AND LOWER CALF PORTION OF THE LEG, THE PORTION BELOW SAID SLIT FORMING A WRAP FOR THE FOOT, AND BRACING STRAPS OF INLASTIC MATERIAL EACH HAVING ONE END SECURED TO SAID SLEEVE AT THE BOTTOM OF SAID FOOT WRAP.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |