US2442986A
Expired / Lapsed
US
⏱️ 0.0 years remaining
ransburg
Assignee: —
•
Filing: 1945-01-26
•
Granted: 1948-06-08
•
Expires: 1965-01-26
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:11
CPC Classifications
C; C23; C23C; C23C4/00; C23C4/12; B; B05; B05B; B05B13/00; B05B13/02; B05B13/0221; B05B13/0235; B05B13/0264; B05B14/00; B05B14/40; B05B14/42; B05B5/00; B05B5/08; B05B5/087; Y; Y10; Y10S; Y10S264/00; Y10S264/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1484867A
Cited
US1855869A
Cited
US2053781A
Cited
US2097233A
Cited
US2302289A
Cited
US2247963A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-08 | 1951-12-08 | 1952-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-08 | 1955-12-08 | 1956-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-08 | 1959-12-08 | 1960-06-08 | $7700.00 | Window Closed / Lapsed |