US2511035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling or fastening for scaffolding and like poles
Assignee: Individual
•
Filing: 1947-12-18
•
Granted: 1950-06-13
•
Expires: 1967-12-18
Abstract
No abstract record available.
Inventors
- 👤 Barton Percy Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:55
CPC Classifications
E; E04; E04G; E04G7/00; E04G7/02; E04G7/06; E04G7/12; E04G7/14; E04G7/16; Y; Y10; Y10T; Y10T403/00; Y10T403/71; Y10T403/7105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-12 | 1953-12-12 | 1954-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-12 | 1957-12-12 | 1958-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-12 | 1961-12-12 | 1962-06-13 | $7700.00 | Window Closed / Lapsed |