US3109949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive unit for household and kitchen attachments
Assignee: Licentia Patent Verwaltungs GmbH
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Filing: 1961-06-12
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Granted: 1963-11-05
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Expires: 1981-06-12
Abstract
No abstract record available.
Inventors
- 👤 Hartwig Fritz
- 👤 Kaspar Anton
- 👤 Kiesow Lothar
- 👤 Gehrmann Hasso
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:38
CPC Classifications
A; A47; A47J; A47J43/00; A47J43/04; A47J43/07; A47J43/08; A47J43/085; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19009
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A DEVICE OF THE CHARACTER DESCRIBED COMPRISING, IN COMBINATION: A GENERALLY BLOCK-SHAPED DRIVE UNIT HAVING AT ITS UPPER SIDE A SOCKET FOR RECEIVING ANY ONE OF A PLURALITY OF ATTACHMENTS, THE MAXIMUM DIMENSION OF SAID GENERALLY BLOCK-SHAPED DRIVE UNIT EXTENDING IN HORIZONTAL DIRECTION; A PLURALITY OF CONCENTRIC ATTACHMENT DRIVING
Claim 2
Independent Claim
49 words
A DEVICE OF THE CHARACTER DESCRIBED COMPRISING, IN COMBINATION: A GENERALLY BLOCK-SHAPED DRIVE UNIT HAVING AT ITS UPPER SIDE A SOCKET FOR RECEIVING ANY ONE OF A PLURALITY OF ATTACHMENTS, THE MAXIMUM DIMENSION OF SAID GENERALLY BLOCK-SHAPED DRIVE UNIT EXTENDING IN HORIZONTAL DIRECTION; A PLURALITY OF CONCENTRIC ATTACHMENT DRIVING
References Cited (Backward Citations)
US2272125A
Cited
US2984461A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |