Patent US1086837A successfully refreshed from Google Patents.
Patent US2252735A successfully refreshed from Google Patents.
US2252735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strip feeding and severing apparatus
Assignee: KATHERINE M SHERMAN
•
Filing: 1939-09-09
•
Granted: 1941-08-19
•
Expires: 1959-09-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:59
CPC Classifications
B; B41; B41L; B41L1/00; B41L1/04; B41L1/08; B65; B65H; B65H20/00; B65H20/20; B65H20/22; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4529; Y10T83/4539; Y10T83/4541; Y10T83/4587; Y10T83/4589; Y10T83/647; Y10T83/6476; Y10T83/6489; Y10T83/6491; Y10T83/658
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) | 1944-08-18 | 1945-02-17 | 1945-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-08-18 | 1949-02-17 | 1949-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-08-18 | 1953-02-17 | 1953-08-19 | $7700.00 | Window Closed / Lapsed |