Patent US2461643A successfully refreshed from Google Patents.
US2461643A
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Dynamic balancer
Assignee: Individual
•
Filing: 1944-03-20
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Granted: 1949-02-15
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Expires: 1964-03-20
Abstract
No abstract record available.
Inventors
- 👤 George T Hemmeter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:00
CPC Classifications
D; D06; D06F; D06F37/00; D06F37/20; D06F37/22; D06F37/225; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2109
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US305026A
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US1521858A
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US1604748A
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US1679929A
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US2005122A
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US2161604A
Cited
US2297095A
Cited
US2311924A
Cited
US2224241A
Cited
US2207599A
Cited
US2272797A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-15 | 1952-08-16 | 1953-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-15 | 1956-08-16 | 1957-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-15 | 1960-08-16 | 1961-02-15 | $7700.00 | Window Closed / Lapsed |