US3503389A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibration inducing apparatus and method
Assignee: Individual
•
Filing: 1967-06-12
•
Granted: 1970-03-31
•
Expires: 1987-06-12
Abstract
No abstract record available.
Inventors
- 👤 Herbert A Mckee
- 👤 Charles E Kensil
- 👤 Walter B Udell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:43
CPC Classifications
A; A47; A47C; A47C21/00; A47C21/006; A61; A61H; A61H23/00; A61H23/02; A61H23/0254; A61H23/0263; A61H1/00; A61H1/001; A61H1/005; A61H2201/00; A61H2201/01; A61H2201/0119; A61H2201/0138; A61H2201/0142; Y; Y10; Y10S; Y10S5/00; Y10S5/915
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US761862A
Cited
US1017840A
Cited
US2157064A
Cited
US2668530A
Cited
US2814052A
Cited
US3035572A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-30 | 1973-09-29 | 1974-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-30 | 1977-09-29 | 1978-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-30 | 1981-09-29 | 1982-03-31 | $7700.00 | Window Closed / Lapsed |