US3490188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web-type wooden truss with pressurized,adhesive joints
Assignee: Individual
•
Filing: 1967-12-26
•
Granted: 1970-01-20
•
Expires: 1987-12-26
Abstract
No abstract record available.
Inventors
- 👤 Arthur L Troutner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:35
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/02; E04C3/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA691335A
Cited
US917433A
Cited
US1377891A
Cited
US1759057A
Cited
CH140019A
Cited
GB397513A
Cited
US2263198A
Cited
US2825099A
Cited
US3079649A
Cited
US3324908A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |