US2737268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structural member and connection means therefor
Assignee: Individual
•
Filing: 1951-04-03
•
Granted: 1956-03-06
•
Expires: 1971-04-03
Abstract
No abstract record available.
Inventors
- 👤 Ralph W Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:10
CPC Classifications
E; E04; E04G; E04G7/00; E04G7/02; E04G7/26; E04B; E04B1/00; E04B1/38; E04B1/58; E04B1/5806; E04B1/5818; E04G5/00; F; F16; F16B; F16B37/00; F16B37/04; F16B37/045; F16B37/046; E04B1/388; E04B2001/389; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/956; Y10S411/957; Y10S411/959; Y10S411/965; Y10S411/97
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US118253A
Cited
US569270A
Cited
US1197052A
Cited
US1872385A
Cited
US1933536A
Cited
US2345650A
Cited
US2380379A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-06 | 1959-09-05 | 1960-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-06 | 1963-09-05 | 1964-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-06 | 1967-09-05 | 1968-03-06 | $7700.00 | Window Closed / Lapsed |