US2609534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1944-08-24
•
Granted: 1952-09-02
•
Expires: 1964-08-24
Abstract
No abstract record available.
Inventors
- 👤 Paul B Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:52
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US833034A
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US1458949A
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US1815246A
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US1922677A
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US2051966A
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US2086229A
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GB467013A
Cited
US2279031A
Cited
US2257320A
Cited
US2284873A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-02 | 1956-03-03 | 1956-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-02 | 1960-03-03 | 1960-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-02 | 1964-03-03 | 1964-09-02 | $7700.00 | Window Closed / Lapsed |