US1676258A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making trussed structures
Assignee: WILLIAM J RUSH
•
Filing: 1924-02-11
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Granted: 1928-07-10
•
Expires: 1944-02-11
Abstract
No abstract record available.
Inventors
- 👤 Charles H Fork
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:51
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/02; E04C3/04; E04C3/08; E04C3/083; E04C3/086; E04C2003/0486; E04C2003/0491; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49616; Y10T29/49623; Y10T29/49625
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) | 1931-07-10 | 1932-01-09 | 1932-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-07-10 | 1936-01-09 | 1936-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-07-10 | 1940-01-09 | 1940-07-10 | $7700.00 | Window Closed / Lapsed |