US2880890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic batch measuring and dispensing apparatus
Assignee: Chain Belt Co
•
Filing: 1956-04-12
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Granted: 1959-04-07
•
Expires: 1976-04-12
Abstract
No abstract record available.
Inventors
- 👤 Walter H Stuller
- 👤 Lloyd G Burmeister
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:06
CPC Classifications
B; B28; B28C; B28C7/00; B28C7/04; B65; B65G; B65G47/00; B65G47/34; B65G47/46; B65G47/51; B65G47/5195
Claims Analysis
Total Claims: 0
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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) | 1962-04-06 | 1962-10-06 | 1963-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-06 | 1966-10-06 | 1967-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-06 | 1970-10-06 | 1971-04-07 | $7700.00 | Window Closed / Lapsed |