US1572794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Massage apparatus
Assignee: Individual
•
Filing: 1922-08-21
•
Granted: 1926-02-09
•
Expires: 1942-08-21
Abstract
No abstract record available.
Inventors
- 👤 Hamilton Charles Lester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:34
CPC Classifications
A; A61; A61H; A61H15/00; A61H2015/0007; A61H2015/0028; A61H2015/0035; A61H2201/00; A61H2201/12; A61H2201/1253; A61H2201/1261; A61H2201/1284; A61H7/00; A61H7/001
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) | 1929-02-08 | 1929-08-10 | 1930-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-02-08 | 1933-08-10 | 1934-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-02-08 | 1937-08-10 | 1938-02-09 | $7700.00 | Window Closed / Lapsed |