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Patent US2543886A successfully refreshed from Google Patents.
US2543886A
Expired / Lapsed
US
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Nutcracker
Assignee: Individual
•
Filing: 1948-04-21
•
Granted: 1951-03-06
•
Expires: 1968-04-21
Abstract
No abstract record available.
Inventors
- 👤 Andrew C Brookey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:31
CPC Classifications
A; A47; A47J; A47J43/00; A47J43/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE186180C
Cited
US1322393A
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US1192846A
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US1254119A
Cited
US1351983A
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US1412443A
Cited
US2157501A
Cited
US2224415A
Cited
US2346980A
Cited
US2407350A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-05 | 1954-09-04 | 1955-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-05 | 1958-09-04 | 1959-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-05 | 1962-09-04 | 1963-03-06 | $7700.00 | Window Closed / Lapsed |