US2575965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rigid joint between tubular structures
Assignee: Clayton Mark and Co
•
Filing: 1945-07-30
•
Granted: 1951-11-20
•
Expires: 1965-07-30
Abstract
No abstract record available.
Inventors
- 👤 Royal D Malm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:22
CPC Classifications
A; A47; A47F; A47F5/00; A47F5/14; F; F16; F16B; F16B12/00; F16B12/40; F16B17/00; F16B17/004; F16B7/00; F16B7/18; Y; Y10; Y10S; Y10S285/00; Y10S285/919
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1460928A
Cited
US1693680A
Cited
US1918607A
Cited
US2005205A
Cited
US1992710A
Cited
US2009963A
Cited
US2194349A
Cited
US2179089A
Cited
US2166941A
Cited
US2433630A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |