Patent US6007940A successfully refreshed from Google Patents.
US6007940A
Expired / Lapsed
US
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Portable power tool having low rate, rechargeable batteries
Assignee: Celgard LLC
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Filing: 1997-11-26
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Granted: 1999-12-28
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Expires: 2017-11-26
Abstract
Abstract The present invention is directed to a portable power tool having an electric power tool, a low rate battery pack and a cable interconnecting the pack to the tool. The pack is remote from the tool.
Inventors
- 👤 Robert M. Spotnitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:06
CPC Classifications
B; B25; B25F; B25F5/00; B25F5/02; H; H01; H01M; H01M10/00; H01M10/05; H01M10/052; H01M10/0525; H01M10/34; H01M10/345; H01M50/00; H01M50/20; H01M50/204; H01M50/256; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10S; Y10S2/00; Y10S2/905
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
31 words
A portable power tool comprising: an electric power tool; a low rate battery pack, said battery pack being remote from said tool; and a cable interconnecting said pack to said tool.
Claim 2
Dependent Claim
31 words
A portable power tool comprising: an electric power tool; a low rate battery pack, said battery pack being remote from said tool; and a cable interconnecting said pack to said tool.
Claim 3
Dependent Claim
26 words
The tool of claim 1 wherein said low rate battery pack is selected from the group consisting of lithium ion batteries and nickel metal hydride batteries.
Claim 4
Dependent Claim
14 words
The tool of claim 1 wherein said cable being detachably connectable to said tool.
Claim 5
Dependent Claim
14 words
The tool of claim 1 wherein said cable being retractably mounted on said pack.
Claim 6
Dependent Claim
14 words
The tool of claim 1 further comprising said cable having means for resisting cutting.
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) | 2002-12-27 | 2003-06-28 | 2003-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-12-27 | 2007-06-28 | 2007-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-12-27 | 2011-06-28 | 2011-12-28 | $7700.00 | Window Closed / Lapsed |