Patent US3433285A successfully refreshed from Google Patents.
US3433285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic impact-molding machine with shuttle hopper
Assignee: Individual
•
Filing: 1965-07-30
•
Granted: 1969-03-18
•
Expires: 1985-07-30
Abstract
No abstract record available.
Inventors
- 👤 Harrison E Fellows
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:11
CPC Classifications
B; B22; B22C; B22C15/00; B22C15/28
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US382003A
Cited
CA623388A
Cited
US956638A
Cited
US1595600A
Cited
US2243092A
Cited
US2607967A
Cited
US2640234A
Cited
US2702417A
Cited
US2783509A
Cited
US2778598A
Cited
US2986785A
Cited
US3008199A
Cited
US2951260A
Cited
US3089206A
Cited
DE1159596B
Cited
US3089205A
Cited
US3088854A
Cited
US3292216A
Cited
US3303535A
Cited
US3273207A
Cited
US3327767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |