US3221997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric coffee mill
Assignee: Individual
•
Filing: 1963-10-28
•
Granted: 1965-12-07
•
Expires: 1983-10-28
Abstract
No abstract record available.
Inventors
- 👤 Smit Gerard Clement
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:44
CPC Classifications
A; A47; A47J; A47J42/00; A47J42/38; A47J42/40; A47J42/22; A47J42/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
AN ELECTRICALLY OPERATED COFFEE MILL COMPRISING: AN ELECTRIC MOTOR HAVING A DOWNWARDLY EXTENDING OUTPUT SHAFT, A DOWNWARDLY OPENING CUP SECURED TO THE BOTTOM OF SAID MOTOR AND SURROUNDING THE UPPER PORTION OF SAID SHAFT, A RING DETACHABLY MOUNTED AT THE BOTTOM END OF SAID CUP, A PERFORATED BASKET CARRIED BY SAID RING AND OPENING UPWARDLY TOWARD SAID CUP AND ENCLOSING THE LOWER PORTION OF SAID SHAFT, SAID CUP AND BASKET FORMING A CLOSER CHAMBER IN WHICH THE ENTIRE PROJECTION OF SAID SHAFT IS LOCATED, A RECEIVER CUP OPENING UPWARDLY AND
Claim 2
Dependent Claim
90 words
AN ELECTRICALLY OPERATED COFFEE MILL COMPRISING: AN ELECTRIC MOTOR HAVING A DOWNWARDLY EXTENDING OUTPUT SHAFT, A DOWNWARDLY OPENING CUP SECURED TO THE BOTTOM OF SAID MOTOR AND SURROUNDING THE UPPER PORTION OF SAID SHAFT, A RING DETACHABLY MOUNTED AT THE BOTTOM END OF SAID CUP, A PERFORATED BASKET CARRIED BY SAID RING AND OPENING UPWARDLY TOWARD SAID CUP AND ENCLOSING THE LOWER PORTION OF SAID SHAFT, SAID CUP AND BASKET FORMING A CLOSER CHAMBER IN WHICH THE ENTIRE PROJECTION OF SAID SHAFT IS LOCATED, A RECEIVER CUP OPENING UPWARDLY AND
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |