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US2771240A
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Automatic dynamic balancer
Assignee: Individual
•
Filing: 1952-08-27
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Granted: 1956-11-20
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Expires: 1972-08-27
Abstract
No abstract record available.
Inventors
- 👤 Peter J Gurin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:27
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/02; F01D5/027; F04; F04D; F04D19/00; F04D19/02; F04D29/00; F04D29/66; F04D29/661; F04D29/662; F16; F16F; F16F15/00; F16F15/32; F16F15/36; F16F15/363; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US414642A
Cited
US1209730A
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US1183745A
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US1856820A
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US2155052A
Cited
US2313024A
Cited
US2349187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-20 | 1960-05-21 | 1960-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-20 | 1964-05-21 | 1964-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-20 | 1968-05-21 | 1968-11-20 | $7700.00 | Window Closed / Lapsed |