US2480535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Enclosure for vibratile elements
Assignee: General Electric Co
•
Filing: 1947-03-13
•
Granted: 1949-08-30
•
Expires: 1967-03-13
Abstract
No abstract record available.
Inventors
- 👤 Frank J Alois
- 👤 Richard W Samsel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:31
CPC Classifications
G; G10; G10K; G10K11/00; G10K11/02; B; B06; B06B; B06B1/00; B06B1/02; B06B1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2402531A
Cited
US2386692A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-29 | 1953-02-28 | 1953-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-29 | 1957-02-28 | 1957-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-29 | 1961-02-28 | 1961-08-30 | $7700.00 | Window Closed / Lapsed |