US1927442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trussed structure and method and shapes therefor
Assignee: Individual
•
Filing: 1932-04-04
•
Granted: 1933-09-19
•
Expires: 1952-04-04
Abstract
No abstract record available.
Inventors
- 👤 Charles W Laufle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:19
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/02; E04C3/04; E04C3/08; E04C3/083; B; B21; B21D; B21D47/00; B21D47/01; B21D47/02; B21D47/04; E04C2003/0404; E04C2003/0408; E04C2003/0421; E04C2003/0426; E04C2003/0434; E04C2003/0443; E04C2003/0452; E04C2003/0473; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49616; Y10T29/49623; Y10T29/49625; Y10T29/51
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1936-09-18 | 1937-03-20 | 1937-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-09-18 | 1941-03-20 | 1941-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-09-18 | 1945-03-20 | 1945-09-19 | $7700.00 | Window Closed / Lapsed |