US2475702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: ROBERT ST J ORR
•
Filing: 1946-03-23
•
Granted: 1949-07-12
•
Expires: 1966-03-23
Abstract
No abstract record available.
Inventors
- 👤 Fred W Funke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:48
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/02; F16K11/08; F16K11/085; F16K11/0853; B; B05; B05B; B05B1/00; B05B1/14; B05B1/16; B05B1/1627; B05B1/1636; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86863; Y10T137/86871
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US723110A
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US944598A
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US1077697A
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US1442204A
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US2070490A
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US2006791A
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US2030458A
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US1954018A
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US2049805A
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GB473841A
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US2357232A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-11 | 1953-01-10 | 1953-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-11 | 1957-01-10 | 1957-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-11 | 1961-01-10 | 1961-07-12 | $7700.00 | Window Closed / Lapsed |