US1263249A
Expired / Lapsed
US
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Coupling for tubular framework.
Assignee: Individual
•
Filing: 1914-02-28
•
Granted: 1918-04-16
•
Expires: 1934-02-28
Abstract
No abstract record available.
Inventors
- 👤 Charles E Hoppes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:46
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/26; E04B1/2604; Y; Y10; Y10S; Y10S56/00; Y10S56/18; Y10T; Y10T403/00; Y10T403/34; Y10T403/341; Y10T403/345; Y10T403/49; Y10T403/4974; Y10T403/57; Y10T403/5793; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/2078
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) | 1921-04-15 | 1921-10-15 | 1922-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-04-15 | 1925-10-15 | 1926-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-04-15 | 1929-10-15 | 1930-04-16 | $7700.00 | Window Closed / Lapsed |