US2726341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closures for electromagnetic vibratory motors
Assignee: Syntron Co
•
Filing: 1953-09-22
•
Granted: 1955-12-06
•
Expires: 1973-09-22
Abstract
No abstract record available.
Inventors
- 👤 Grove D Alvord
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:27
CPC Classifications
H; H02; H02K; H02K33/00; H02K33/02; H02K33/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1238666A
Cited
US1965382A
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US2225537A
Cited
US2161342A
Cited
US2444134A
Cited
US2581806A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-05 | 1959-06-06 | 1959-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-05 | 1963-06-06 | 1963-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-05 | 1967-06-06 | 1967-12-06 | $7700.00 | Window Closed / Lapsed |