US2112433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Box
Assignee: Waldorf Paper Products Co
•
Filing: 1936-03-27
•
Granted: 1938-03-29
•
Expires: 1956-03-27
Abstract
No abstract record available.
Inventors
- 👤 Paul F Boeye
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:36
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/441; B65D5/445; B65D5/446; B65D5/32; B65D5/322; B65D5/323; B65D5/448; B65D5/46; B65D5/46072; B65D5/4608; B65D5/48; B65D5/48002; B65D5/48004; B65D5/48012
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) | 1941-03-28 | 1941-09-27 | 1942-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-03-28 | 1945-09-27 | 1946-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-03-28 | 1949-09-27 | 1950-03-29 | $7700.00 | Window Closed / Lapsed |