US2623527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suspending filing system
Assignee: Individual
•
Filing: 1948-09-13
•
Granted: 1952-12-30
•
Expires: 1968-09-13
Abstract
No abstract record available.
Inventors
- 👤 Guichard Raymond Arthur Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:12
CPC Classifications
B; B42; B42F; B42F15/00; B42F15/02; B42F15/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1438152A
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US1438582A
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US1741157A
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US1851595A
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US2085496A
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US2174201A
Cited
CH196370A
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GB528053A
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US2348909A
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GB594173A
Cited
US2493530A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-30 | 1956-06-30 | 1956-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-30 | 1960-06-30 | 1960-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-30 | 1964-06-30 | 1964-12-30 | $7700.00 | Window Closed / Lapsed |