US2603329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic selector mechanism
Assignee: Melpar Inc
•
Filing: 1946-09-23
•
Granted: 1952-07-15
•
Expires: 1966-09-23
Abstract
No abstract record available.
Inventors
- 👤 William L Worthen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:50
CPC Classifications
F; F16; F16D; F16D71/00; F16D71/04; G; G05; G05D; G05D3/00; G05D3/12; G05D3/125; G05D3/127
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1257198A
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GB385672A
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US2216272A
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US2164309A
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US2320808A
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US2293355A
Cited
US2391470A
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US2378941A
Cited
US2574603A
Cited
US2553951A
Cited
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 |