US1696833A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rolled truss metal shape and method of producing same
Assignee: BATES EXPANDED STEEL TRUSS Co
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Filing: 1921-12-17
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Granted: 1928-12-25
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Expires: 1941-12-17
Abstract
No abstract record available.
Inventors
- 👤 Walter A Bates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:09
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/02; E04C3/04; E04C3/08; E04C3/083; B; B21; B21D; B21D47/00; B21D47/01; B21D47/02; E04C2003/0404; E04C2003/0408; E04C2003/0413; E04C2003/0421; E04C2003/0426; E04C2003/0434; E04C2003/0443; E04C2003/0452; E04C2003/046; Y; Y10; Y10T; Y10T29/00; Y10T29/18
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) | 1931-12-25 | 1932-06-25 | 1932-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-12-25 | 1936-06-25 | 1936-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-12-25 | 1940-06-25 | 1940-12-25 | $7700.00 | Window Closed / Lapsed |