US2743544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Assembly brackets
Assignee: Individual
•
Filing: 1953-12-17
•
Granted: 1956-05-01
•
Expires: 1973-12-17
Abstract
No abstract record available.
Inventors
- 👤 Charles S Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:52
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/01; Y; Y10; Y10T; Y10T24/00; Y10T24/49
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2003856A
Cited
US2636298A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |