US3467002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Segmental rollers for core-forming machine
Assignee: Case LLC
•
Filing: 1967-06-20
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Granted: 1969-09-16
•
Expires: 1987-06-20
Abstract
No abstract record available.
Inventors
- 👤 Richard W Bushmeyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:50
CPC Classifications
B; B30; B30B; B30B11/00; B30B11/16; B30B11/165; A; A23; A23K; A23K40/00; A23K40/20; B30B11/22; B30B11/222; A01; A01F; A01F15/00; A01F15/08; A01F15/18; A01F2015/186; Y; Y10; Y10S; Y10S100/00; Y10S100/903; Y10S100/908
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2367911A
Cited
US3269098A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |