US1356950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metallic building structure
Assignee: Individual
•
Filing: 1916-04-22
•
Granted: 1920-10-26
•
Expires: 1936-04-22
Abstract
No abstract record available.
Inventors
- 👤 Whittredge Lucius Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:14
CPC Classifications
E; E04; E04D; E04D3/00; E04D3/40; E04B; E04B1/00; E04B1/18; E04B1/24; E04D13/00; E04D13/15; E04D13/158; E04D3/36; E04D3/361; E04D3/362; E04B2001/2481; E04B2001/249
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) | 1923-10-26 | 1924-04-26 | 1924-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-10-26 | 1928-04-26 | 1928-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-10-26 | 1932-04-26 | 1932-10-26 | $7700.00 | Window Closed / Lapsed |