US2701564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Head traction means
Assignee: Individual
•
Filing: 1953-07-27
•
Granted: 1955-02-08
•
Expires: 1973-07-27
Abstract
No abstract record available.
Inventors
- 👤 Tru G Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:42
CPC Classifications
A; A63; A63B; A63B21/00; A63B21/16; A63B21/1618; A63B21/1663; A61; A61F; A61F5/00; A61F5/01; A61F5/04; A61H; A61H1/00; A61H1/02; A61H1/0218; A61H1/0229; A63B21/1645
Claims Analysis
Total Claims: 0
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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) | 1958-02-07 | 1958-08-09 | 1959-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-07 | 1962-08-09 | 1963-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-07 | 1966-08-09 | 1967-02-08 | $7700.00 | Window Closed / Lapsed |