US2163923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Partition fabricating machine
Assignee: Individual
•
Filing: 1938-02-11
•
Granted: 1939-06-27
•
Expires: 1958-02-11
Abstract
No abstract record available.
Inventors
- 👤 Vail Daniel Railing
- 👤 Charles G Dauber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:49
CPC Classifications
B; B31; B31D; B31D5/00; B31D5/0004; B31D5/0013; B31B; B31B50/00; B31B50/74; B31B50/81; B31B2105/00; B31B2120/00; B31B2120/20; B31B2120/25
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) | 1942-06-26 | 1942-12-26 | 1943-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-06-26 | 1946-12-26 | 1947-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-06-26 | 1950-12-26 | 1951-06-27 | $7700.00 | Window Closed / Lapsed |