Patent US3376759A successfully refreshed from Google Patents.
US3376759A
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US
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Device for compensating unbalances of revolving axially symmetrical parts
Assignee: Gebr Hofmann GmbH and Co KG Maschinenfabrik
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Filing: 1964-07-31
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Granted: 1968-04-09
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Expires: 1984-07-31
Abstract
No abstract record available.
Inventors
- 👤 Held Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:03
CPC Classifications
G; G01; G01M; G01M1/00; G01M1/30; G01M1/36; B; B24; B24B; B24B41/00; B24B41/04; B24B41/042; G01M1/02; G01M1/04; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/211; Y10T74/2111
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) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |