US3028858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stretcher brace
Assignee: MYRTLE MCCOOL
•
Filing: 1956-05-31
•
Granted: 1962-04-10
•
Expires: 1976-05-31
Abstract
No abstract record available.
Inventors
- 👤 Hall W Cutler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:39
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/01; A61F5/04; A61F5/05; A61F5/058; A61F5/05841; A61F5/05858
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US412213A
Cited
US590625A
Cited
US612087A
Cited
US653179A
Cited
US2079567A
Cited
GB542918A
Cited
US2301534A
Cited
US2413053A
Cited
US2808052A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |