US1497837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Instrument for treatment of the spine
Assignee: Individual
•
Filing: 1923-09-17
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Granted: 1924-06-17
•
Expires: 1943-09-17
Abstract
No abstract record available.
Inventors
- 👤 Urban J Boehler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:52
CPC Classifications
A; A61; A61H; A61H1/00; A61H1/008; A61H2203/00; A61H2203/04; A61H2203/0406; A61H2205/00; A61H2205/08; A61H2205/081
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) | 1927-06-17 | 1927-12-17 | 1928-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-06-17 | 1931-12-17 | 1932-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-06-17 | 1935-12-17 | 1936-06-17 | $7700.00 | Window Closed / Lapsed |