US2471220A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote positioning and indicating system
Assignee: Lear Inc
•
Filing: 1944-01-11
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Granted: 1949-05-24
•
Expires: 1964-01-11
Abstract
No abstract record available.
Inventors
- 👤 William P Lear
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:43
CPC Classifications
G; G08; G08B; G08B21/00; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19535
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1731776A
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US932031A
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US1559525A
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US2095208A
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US1954142A
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US2147674A
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US2351451A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-23 | 1952-11-22 | 1953-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-23 | 1956-11-22 | 1957-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-23 | 1960-11-22 | 1961-05-24 | $7700.00 | Window Closed / Lapsed |