US2339489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite building panel
Assignee: Individual
•
Filing: 1941-02-11
•
Granted: 1944-01-18
•
Expires: 1961-02-11
Abstract
No abstract record available.
Inventors
- 👤 Kublanow Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:51
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/02; E04C2/04; B; B28; B28B; B28B1/00; B28B1/52; B28B7/00; B28B7/0064; B28B7/0073; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023; Y10T156/1039; Y10T156/1041; Y10T156/1052; Y10T156/1056; Y10T156/1057; Y10T156/1082; Y10T156/12
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) | 1947-01-17 | 1947-07-19 | 1948-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-01-17 | 1951-07-19 | 1952-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-01-17 | 1955-07-19 | 1956-01-18 | $7700.00 | Window Closed / Lapsed |