US2210460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Truss construction
Assignee: Individual
•
Filing: 1939-08-01
•
Granted: 1940-08-06
•
Expires: 1959-08-01
Abstract
No abstract record available.
Inventors
- 👤 Mackintosh Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:53
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/38; E04C3/42; E04B; E04B1/00; E04B1/18; E04B1/26; E04B1/2604; E04B2001/2644; E04B2001/2652
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) | 1943-08-06 | 1944-02-05 | 1944-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-08-06 | 1948-02-05 | 1948-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-08-06 | 1952-02-05 | 1952-08-06 | $7700.00 | Window Closed / Lapsed |