Patent US2750160A successfully refreshed from Google Patents.
US2750160A
Expired / Lapsed
US
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Rotary vibrator with a rolling eccentric mass
Assignee: VIBRO PLUS CORP
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Filing: 1953-09-09
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Granted: 1956-06-12
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Expires: 1973-09-09
Abstract
No abstract record available.
Inventors
- 👤 Englund Nils Ingemar
- 👤 Nordegren Sven-Ake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:59
CPC Classifications
B; B06; B06B; B06B1/00; B06B1/10; B06B1/16; B06B1/167; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18544; Y10T74/18552
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) | 1959-06-12 | 1959-12-12 | 1960-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-12 | 1963-12-12 | 1964-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-12 | 1967-12-12 | 1968-06-12 | $7700.00 | Window Closed / Lapsed |