Patent US3298409A successfully refreshed from Google Patents.
US3298409A
Expired / Lapsed
US
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Retaining member
Assignee: Black and Decker Corp
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Filing: 1964-05-22
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Granted: 1967-01-17
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Expires: 1984-05-22
Abstract
No abstract record available.
Inventors
- 👤 Donald E Elson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:59
CPC Classifications
B; B27; B27B; B27B9/00; B27B5/00; B27B5/29; B27B5/30; B27G; B27G19/00; B27G19/02; B27G19/025; F; F16; F16B; F16B21/00; F16B21/10; F16B21/16; F16B21/18; F16B21/186; F16C; F16C35/00; F16C35/04; F16C35/06; F16C35/07; F16C35/077; Y; Y10; Y10T; Y10T403/00; Y10T403/60; Y10T403/70; Y10T403/7075; Y10T403/7077
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
IN A POWER-DRIVEN TOOL OF THE TYPE HAVING A HUB, A BEARING WITHIN THE HUB, AN ARBOR JOURNALED IN THE BEARING, A TOOL ELEMENT MOUNTED ON THE ARBOR, A GUARD FOR THE TOOL, AND MEANS MOUNTING THE GUARD ON THE HUB, THE IMPROVEMENT WHICH COMPRISES: (A) A MEMBER MOUNTED UPON THE HUB FOR RETAINING THE GUARD AND ITS MOUNTING MEANS AGAINST AXIAL MOVEMENT OFF THE HUB; (B) THE HUB HAVING AN OPENING FORMED THEREIN; AND (C) SAID MEMBER HAVING A PORTION RECEIVED THROUGH SAID
Claim 2
Dependent Claim
84 words
IN A POWER-DRIVEN TOOL OF THE TYPE HAVING A HUB, A BEARING WITHIN THE HUB, AN ARBOR JOURNALED IN THE BEARING, A TOOL ELEMENT MOUNTED ON THE ARBOR, A GUARD FOR THE TOOL, AND MEANS MOUNTING THE GUARD ON THE HUB, THE IMPROVEMENT WHICH COMPRISES: (A) A MEMBER MOUNTED UPON THE HUB FOR RETAINING THE GUARD AND ITS MOUNTING MEANS AGAINST AXIAL MOVEMENT OFF THE HUB; (B) THE HUB HAVING AN OPENING FORMED THEREIN; AND (C) SAID MEMBER HAVING A PORTION RECEIVED THROUGH SAID
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |