Patent US1590308A successfully refreshed from Google Patents.
Patent US1280726A successfully refreshed from Google Patents.
US1280726A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Building construction
Assignee: —
•
Filing: —
•
Granted: 1918-10-08
•
Expires: 1935-10-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:57
CPC Classifications
A; A47; A47K; A47K3/00; A47K3/28; A47K3/283; A47K3/284; E; E04; E04B; E04B1/00; E04B1/02; E04B1/10
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) | 1921-10-07 | 1922-04-08 | 1922-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-10-07 | 1926-04-08 | 1926-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-10-07 | 1930-04-08 | 1930-10-08 | $7700.00 | Window Closed / Lapsed |