US3402682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die-head for producing hollow particles
Assignee: General Mills Inc
•
Filing: 1966-10-04
•
Granted: 1968-09-24
•
Expires: 1986-10-04
Abstract
No abstract record available.
Inventors
- 👤 Merle F Peden
- 👤 La Verne M Odden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:27
CPC Classifications
B; B30; B30B; B30B11/00; B30B11/22; B30B11/221; A; A21; A21C; A21C11/00; A21C11/16; B29; B29C; B29C48/00; B29C48/03; B29C48/05; B29C48/09; B29C48/11; B29C48/25; B29C48/30; B29C48/32; B29C48/04; B29C48/12; B29L; B29L2031/00; B29L2031/60
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |