US2147963A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for carrying sheets of paper, etc.
Assignee: Individual
•
Filing: 1937-03-23
•
Granted: 1939-02-21
•
Expires: 1957-03-23
Abstract
No abstract record available.
Inventors
- 👤 Casciotti Roberto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:50
CPC Classifications
F; F16; F16B; F16B2/00; F16B2/20; F16B2/22; F16B2/24; F16B2/248; B; B65; B65D; B65D45/00; B65D45/32; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44641; Y10T24/44769; Y10T24/44778; Y10T24/44821; Y10T24/44846
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) | 1942-02-20 | 1942-08-22 | 1943-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-02-20 | 1946-08-22 | 1947-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-02-20 | 1950-08-22 | 1951-02-21 | $7700.00 | Window Closed / Lapsed |