Patent US4830060A successfully refreshed from Google Patents.
Patent US2475284A successfully refreshed from Google Patents.
US2475284A
Expired / Lapsed
US
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Cabinet having combined shelf and slidable doors
Assignee: Boeing Co
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Filing: 1945-03-17
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Granted: 1949-07-05
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Expires: 1965-03-17
Abstract
No abstract record available.
Inventors
- 👤 Donald T Houpt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:37
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/46; E06B3/4663
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US410470A
Cited
GB190623405A
Cited
US1782819A
Cited
US1928523A
Cited
US1920855A
Cited
DE651898C
Cited
US2341093A
Cited
US2248813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-04 | 1953-01-03 | 1953-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-04 | 1957-01-03 | 1957-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-04 | 1961-01-03 | 1961-07-05 | $7700.00 | Window Closed / Lapsed |