Patent US3110992A successfully refreshed from Google Patents.
US3110992A
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Device for feeding abrasive mixture to a lapping machine
Assignee: Speedlap Corp
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Filing: 1963-02-07
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Granted: 1963-11-19
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Expires: 1983-02-07
Abstract
No abstract record available.
Inventors
- 👤 James V Keefe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 16:30
CPC Classifications
B; B24; B24B; B24B57/00; B24B57/02; B24B37/00; B24B37/04; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20474; Y10T74/20492
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN A DEVICE FOR FEEDING A FREELY FLOWING MATERIAL COMPRISED OF ABRASIVE PARTICLES AND A CARRIER TO A MACHINE TOOL, THE COMBINATION OF CONTAINER MEANS ADAPTED TO RECEIVE THE FREELY FLOWING MATERIAL, SAID CONTAINER MEANS SERVING TO FEED MATERIAL THEREFROM UPON ROTATION IN ONE DIRECTION, AND MEANS FOR ROTATING SAID CONTAINER MEANS IN SAID ONE DIRECTION WHEN THE MACHINE TOOL IS IN OPERATION AND IN THE OPPOSITE DIRECTION WHEN THE MACHINE TOOL IS IDLING WHEREBY THE MATERIAL IS CONTINUOUSLY AGITATED SO AS TO MAINTAIN THE ABRASIVE PARTICLES IN SUSPENSION IN THE CARRIER.
Claim 2
Dependent Claim
92 words
IN A DEVICE FOR FEEDING A FREELY FLOWING MATERIAL COMPRISED OF ABRASIVE PARTICLES AND A CARRIER TO A MACHINE TOOL, THE COMBINATION OF CONTAINER MEANS ADAPTED TO RECEIVE THE FREELY FLOWING MATERIAL, SAID CONTAINER MEANS SERVING TO FEED MATERIAL THEREFROM UPON ROTATION IN ONE DIRECTION, AND MEANS FOR ROTATING SAID CONTAINER MEANS IN SAID ONE DIRECTION WHEN THE MACHINE TOOL IS IN OPERATION AND IN THE OPPOSITE DIRECTION WHEN THE MACHINE TOOL IS IDLING WHEREBY THE MATERIAL IS CONTINUOUSLY AGITATED SO AS TO MAINTAIN THE ABRASIVE PARTICLES IN SUSPENSION IN THE CARRIER.
References Cited (Backward Citations)
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Cited
US1074043A
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US1114160A
Cited
US1134944A
Cited
US1666713A
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US1720999A
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US2722785A
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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) | 1966-11-18 | 1967-05-20 | 1967-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-18 | 1971-05-20 | 1971-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-18 | 1975-05-20 | 1975-11-19 | $7700.00 | Window Closed / Lapsed |