Patent US1218283A successfully refreshed from Google Patents.
US1218283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hanger or clip for steel framework construction.
Assignee: FIREPROOF CONTRACTORS CORP
•
Filing: 1915-12-04
•
Granted: 1917-03-06
•
Expires: 1935-12-04
Abstract
No abstract record available.
Inventors
- 👤 William F La Morte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:35
CPC Classifications
F; F16; F16B; F16B7/00; F16B7/04; F16B7/044; F16B7/048; F16B7/0493; Y; Y10; Y10T; Y10T403/00; Y10T403/71; Y10T403/7194
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) | 1920-03-05 | 1920-09-04 | 1921-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-03-05 | 1924-09-04 | 1925-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-03-05 | 1928-09-04 | 1929-03-06 | $7700.00 | Window Closed / Lapsed |