US2021732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Massage device
Assignee: LOUIS J KRENSKY
•
Filing: 1934-05-25
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Granted: 1935-11-19
•
Expires: 1954-05-25
Abstract
No abstract record available.
Inventors
- 👤 Benjamin B Lipsner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:15
CPC Classifications
A; A61; A61H; A61H15/00; A61H15/02; A61H2201/00; A61H2201/02; A61H2201/0207; A61H2201/0221; A61H2201/0228; A61H2201/10; A61H2201/105; A61N; A61N5/00; A61N5/06; A61N2005/0658; A61N2005/0659; A61N2005/0661
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) | 1938-11-18 | 1939-05-20 | 1939-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-11-18 | 1943-05-20 | 1943-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-11-18 | 1947-05-20 | 1947-11-19 | $7700.00 | Window Closed / Lapsed |