US2513440A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheeled lifting mechanism for heavy furniture
Assignee: Individual
•
Filing: 1948-10-06
•
Granted: 1950-07-04
•
Expires: 1968-10-06
Abstract
No abstract record available.
Inventors
- 👤 Alderson Rolla
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:26
CPC Classifications
B; B62; B62B; B62B3/00; B62B3/04; B62B3/06; B62B3/0625; B62B2202/00; B62B2202/30; B62B2203/00; B62B2203/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US202560A
Cited
US770152A
Cited
US934480A
Cited
US1129775A
Cited
US1525857A
Cited
US1854966A
Cited
US2375720A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |