US2082431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wood joint
Assignee: If Laucks Inc
•
Filing: 1935-04-04
•
Granted: 1937-06-01
•
Expires: 1955-04-04
Abstract
No abstract record available.
Inventors
- 👤 Elwood I Tripp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:04
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/02; E04C2/10; E04C2/12; F; F16; F16B; F16B2200/00; F16B2200/67; Y; Y10; Y10T; Y10T403/00; Y10T403/47; Y10T403/472
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) | 1940-05-31 | 1940-11-30 | 1941-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-05-31 | 1944-11-30 | 1945-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-05-31 | 1948-11-30 | 1949-06-01 | $7700.00 | Window Closed / Lapsed |