US3094813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bar joist
Assignee: Individual
•
Filing: 1961-04-07
•
Granted: 1963-06-25
•
Expires: 1981-04-07
Abstract
No abstract record available.
Inventors
- 👤 Van Rensselaer P Saxe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:13
CPC Classifications
E; E04; E04B; E04B5/00; E04B5/16; E04B5/32; E04B5/36; E04B5/38; E04B5/40; E04B5/17; E04B5/23; E04B5/29
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US930255A
Cited
US1073542A
Cited
US1746201A
Cited
US1804132A
Cited
US1977260A
Cited
US2136071A
Cited
US2558946A
Cited
US2577581A
Cited
US2924310A
Cited
DE1011602B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |