Patent US2603103A successfully refreshed from Google Patents.
US2603103A
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Variable inertia device
Assignee: RCA Corp
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Filing: 1949-09-20
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Granted: 1952-07-15
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Expires: 1969-09-20
Abstract
No abstract record available.
Inventors
- 👤 Sohon Harry
- 👤 Jacobs Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:54
CPC Classifications
G; G05; G05B; G05B11/00; G05B11/01; G05B11/012; G05B11/016; F; F16; F16F; F16F15/00; F16F15/30; F16F15/31; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/1445; H; H01; H01Q; H01Q3/00; H01Q3/02; Y; Y10; Y10S; Y10S74/00; Y10S74/04; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18088; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19423; Y10T74/19428; Y10T74/19437; Y10T74/21; Y10T74/2121; Y10T74/2122
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) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |