US2652031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: ANNE E REED
•
Filing: 1948-05-11
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Granted: 1953-09-15
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Expires: 1968-05-11
Abstract
No abstract record available.
Inventors
- 👤 Maurice J Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:59
CPC Classifications
B; B43; B43K; B43K7/00; B43K7/02; B43K7/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US284569A
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FR461361A
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US1412930A
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US1658940A
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US1527971A
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US1495871A
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US1864050A
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US2240604A
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US2229749A
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US2390636A
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US2438736A
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US2444003A
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CH250925A
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US2428960A
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US2511369A
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US2557563A
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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) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |