US2644203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prefabricated bathroom structure
Assignee: GEN BUILDING MATERIALS Inc
•
Filing: 1949-08-15
•
Granted: 1953-07-07
•
Expires: 1969-08-15
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Donahue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:27
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/348; E04B1/34869; E03; E03C; E03C1/00; E03C1/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US356393A
Cited
US1039320A
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US2168725A
Cited
GB429076A
Cited
US2131124A
Cited
US2270873A
Cited
US2291116A
Cited
US2340323A
Cited
US2363259A
Cited
US2378275A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-06 | 1957-01-05 | 1957-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-06 | 1961-01-05 | 1961-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-06 | 1965-01-05 | 1965-07-07 | $7700.00 | Window Closed / Lapsed |