US2441686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibrant armature massager
Assignee: LEKTRON Corp
•
Filing: 1947-02-03
•
Granted: 1948-05-18
•
Expires: 1967-02-03
Abstract
No abstract record available.
Inventors
- 👤 Henry B Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:39
CPC Classifications
A; A61; A61H; A61H23/00; A61H23/02; A61H23/0218; A61H15/00; A61H15/0092; A61H2015/0007; A61H2015/0057
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-05-18 | 1951-11-17 | 1952-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-05-18 | 1955-11-17 | 1956-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-05-18 | 1959-11-17 | 1960-05-18 | $7700.00 | Window Closed / Lapsed |