US2619957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spinal massage and exercising device
Assignee: Individual
•
Filing: 1950-02-10
•
Granted: 1952-12-02
•
Expires: 1970-02-10
Abstract
No abstract record available.
Inventors
- 👤 Charles W Hague
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:54
CPC Classifications
A; A61; A61H; A61H15/00; A61H15/0092; A61H2015/0007; A61H2015/0028; A61H2015/0035; A61H2015/0057; A61H2201/00; A61H2201/12; A61H2201/1253; A61H2201/1261; A61H2201/1284; A61H2203/00; A61H2203/04; A61H2203/0443; A61H2203/0456; A61H2203/0468
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US472572A
Cited
US602191A
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US1004300A
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US1572794A
Cited
US1516344A
Cited
US1757004A
Cited
US1849629A
Cited
US1999939A
Cited
US2219138A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-02 | 1956-06-02 | 1956-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-02 | 1960-06-02 | 1960-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-02 | 1964-06-02 | 1964-12-02 | $7700.00 | Window Closed / Lapsed |