US1909002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Orthopedic device
Assignee: Individual
•
Filing: 1930-12-31
•
Granted: 1933-05-16
•
Expires: 1950-12-31
Abstract
No abstract record available.
Inventors
- 👤 Nicholas M Oehlberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:53
CPC Classifications
A; A63; A63B; A63B22/00; A63B22/06; A63B22/0605; A61; A61H; A61H1/00; A61H1/02; A61H1/0214; A63B21/00; A63B21/28; A63B21/285; A63B22/0002; A63B22/0005; A63B22/0007; A63B22/001; A63B22/0025; A63B2022/0038; A63B2022/0041; A63B2022/0043; A63B2208/00; A63B2208/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1936-05-15 | 1936-11-14 | 1937-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-05-15 | 1940-11-14 | 1941-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-05-15 | 1944-11-14 | 1945-05-16 | $7700.00 | Window Closed / Lapsed |