US2480028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attachment for laptruers
Assignee: Jones
•
Filing: 1944-09-02
•
Granted: 1949-08-23
•
Expires: 1964-09-02
Abstract
No abstract record available.
Inventors
- 👤 Jones Harold Vern
- 👤 James R Morlock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:28
CPC Classifications
B; B23; B23D; B23D3/00; B23D3/04; Y; Y10; Y10T; Y10T409/00; Y10T409/50; Y10T409/5041; Y10T82/00; Y10T82/14; Y10T82/148
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1309264A
Cited
US820920A
Cited
US1537059A
Cited
US1580006A
Cited
US1563355A
Cited
US1711801A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-22 | 1953-02-21 | 1953-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-22 | 1957-02-21 | 1957-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-22 | 1961-02-21 | 1961-08-23 | $7700.00 | Window Closed / Lapsed |