US2492362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding berth
Assignee: HOPEMAN BROS Inc
•
Filing: 1945-12-28
•
Granted: 1949-12-27
•
Expires: 1965-12-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Albert A Hopeman
- 👤 John A Bohnsack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:58
CPC Classifications
B; B63; B63B; B63B29/00; B63B29/02; B63B29/04; B63B29/10; B61; B61D; B61D31/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US204321A
Cited
US232805A
Cited
US428212A
Cited
US468368A
Cited
US476923A
Cited
US544981A
Cited
GB191325545A
Cited
US1622702A
Cited
US2224727A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-26 | 1953-06-27 | 1953-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-26 | 1957-06-27 | 1957-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-26 | 1961-06-27 | 1961-12-27 | $7700.00 | Window Closed / Lapsed |