US2249381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Post cap
Assignee: American Steel and Wire Company of New Jersey
•
Filing: 1939-04-29
•
Granted: 1941-07-15
•
Expires: 1959-04-29
Abstract
No abstract record available.
Inventors
- 👤 Gustaf A Gustafson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:35
CPC Classifications
A; A47; A47B; A47B95/00; A47B95/04; E; E04; E04H; E04H17/00; E04H17/006; E04H17/14; E04H17/20; E04H17/21; Y; Y10; Y10S; Y10S16/00; Y10S16/24; Y10S16/40; Y10T; Y10T292/00; Y10T292/42; Y10T292/432; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7051; Y10T403/7052
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) | 1944-07-14 | 1945-01-13 | 1945-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-07-14 | 1949-01-13 | 1949-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-07-14 | 1953-01-13 | 1953-07-15 | $7700.00 | Window Closed / Lapsed |