US2489390A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined barrel truck and rack
Assignee: Individual
•
Filing: 1948-04-01
•
Granted: 1949-11-29
•
Expires: 1968-04-01
Abstract
No abstract record available.
Inventors
- 👤 Robert J Stearns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:34
CPC Classifications
B; B62; B62B; B62B1/00; B62B1/26; B62B1/264; B62B5/00; B62B5/0083; B62B5/0089; B62B2202/00; B62B2202/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-28 | 1953-05-30 | 1953-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-28 | 1957-05-30 | 1957-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-28 | 1961-05-30 | 1961-11-29 | $7700.00 | Window Closed / Lapsed |