Patent US3033633A successfully refreshed from Google Patents.
US3033633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-leveling dispenser
Assignee: AMF Inc
•
Filing: 1960-01-28
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Granted: 1962-05-08
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Expires: 1980-01-28
Abstract
No abstract record available.
Inventors
- 👤 Robert L Holloway
- 👤 Edward R Mccarten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:04
CPC Classifications
A; A47; A47J; A47J39/00; A47J39/02; A47J39/025; B; B65; B65G; B65G1/00; B65G1/02; B65G1/04; B65G1/06; B65G1/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1854104A
Cited
US2251874A
Cited
US2408331A
Cited
US2561517A
Cited
US2536581A
Cited
GB687466A
Cited
US2813768A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |