US2795357A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic shaker
Assignee: Individual
•
Filing: 1955-05-26
•
Granted: 1957-06-11
•
Expires: 1975-05-26
Abstract
No abstract record available.
Inventors
- 👤 Harry C Burton
- 👤 Harley L Coggburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:51
CPC Classifications
A; A47; A47G; A47G19/00; A47G19/24; A47G2200/00; A47G2200/10; A47G2200/106; Y; Y10; Y10S; Y10S206/00; Y10S206/818; Y10S211/00; Y10S211/01
Claims Analysis
Total Claims: 0
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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) | 1960-06-10 | 1960-12-10 | 1961-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-10 | 1964-12-10 | 1965-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-10 | 1968-12-10 | 1969-06-11 | $7700.00 | Window Closed / Lapsed |