US980949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for handling and packing powdery materials.
Assignee: AMERICAN AUTOMATIC MACHINERY Co
•
Filing: 1910-04-04
•
Granted: 1911-01-10
•
Expires: 1930-04-04
Abstract
No abstract record available.
Inventors
- 👤 Frederick J Heybach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:57
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/04; B67D7/0476; B67D7/0478; B67D7/0488; F; F17; F17C; F17C5/00; F17C5/002; F17C5/007
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1914-01-09 | 1914-07-11 | 1915-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-01-09 | 1918-07-11 | 1919-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-01-09 | 1922-07-11 | 1923-01-10 | $7700.00 | Window Closed / Lapsed |