Patent US3898081A successfully refreshed from Google Patents.
Patent US2787467A successfully refreshed from Google Patents.
US2787467A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feeding and takeoff mechanism
Assignee: HG Weber and Co Inc
•
Filing: 1953-09-08
•
Granted: 1957-04-02
•
Expires: 1973-09-08
Abstract
No abstract record available.
Inventors
- 👤 Paul W Jacobsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:38
CPC Classifications
B; B65; B65H; B65H5/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1295123A
Cited
US1335043A
Cited
US1437744A
Cited
US1460260A
Cited
US1724077A
Cited
US1853781A
Cited
US1890250A
Cited
US1897641A
Cited
US2052526A
Cited
US2106199A
Cited
US1981470A
Cited
US1987803A
Cited
US2224886A
Cited
US2230420A
Cited
US2315003A
Cited
US2585113A
Cited
US2518799A
Cited
US2561030A
Cited
US2464569A
Cited
US2555061A
Cited
US2600674A
Cited
US2490881A
Cited
US2650093A
Cited
US2672931A
Cited
US2643530A
Cited
US2673766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-01 | 1960-10-01 | 1961-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-01 | 1964-10-01 | 1965-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-01 | 1968-10-01 | 1969-04-02 | $7700.00 | Window Closed / Lapsed |