US3224649A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material dispensing apparatus
Assignee: AB Dick Co
•
Filing: 1964-03-20
•
Granted: 1965-12-21
•
Expires: 1984-03-20
Abstract
No abstract record available.
Inventors
- 👤 Robert L Gunto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:33
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/06; G03G15/08; G03G15/09; B; B65; B65G; B65G65/00; B65G65/30; B65G65/34; B65G65/40; B65G65/44; G03G15/0822; G03G15/0877; Y; Y10; Y10S; Y10S222/00; Y10S222/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A PULVERULENT MATERIAL DISPENSER COMPRISING A RECEPTACLE FOR RECEIVING THE MATERIAL AND HAVING A BOTTOM OPENING, A GENERALLY V-SHAPED TROUGH DISPOSED BELOW THE BOTTOM OPENING, A PLURALITY OF SPHERES LOOSELY RESTING
Claim 2
Dependent Claim
31 words
A PULVERULENT MATERIAL DISPENSER COMPRISING A RECEPTACLE FOR RECEIVING THE MATERIAL AND HAVING A BOTTOM OPENING, A GENERALLY V-SHAPED TROUGH DISPOSED BELOW THE BOTTOM OPENING, A PLURALITY OF SPHERES LOOSELY RESTING
References Cited (Backward Citations)
US259769A
Cited
US1997030A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |