Patent US5119009A successfully refreshed from Google Patents.
US5119009A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lithium battery deactivator
Assignee: Motorola Solutions Inc
•
Filing: 1989-04-20
•
Granted: 1992-06-02
•
Expires: 2009-04-20
Abstract
Abstract A Lithium battery includes a switch to operatively activate the discharging circuit so that Lithium may be inactivated for safe disposal of the battery.
Inventors
- 👤 Frank D. McCaleb
- 👤 Basil Pagones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:15
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/42; H01M10/44; H01M50/00; H01M50/50; H01M50/572; H01M50/574; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
80 words
A safety mechanism for use in rendering a Lithium power source safe for disposal after use, comprising: a battery having at least one Lithium cell; discharge means for discharging said at least one Lithium cell; a manually operated switch means for selectively coupling said discharge means to said at least one Lithium cell to substantially complete discharging of said at least one cell; and a battery housing for housing said battery, said discharge means, and said manually operated switch means.
Claim 2
Dependent Claim
80 words
A safety mechanism for use in rendering a Lithium power source safe for disposal after use, comprising: a battery having at least one Lithium cell; discharge means for discharging said at least one Lithium cell; a manually operated switch means for selectively coupling said discharge means to said at least one Lithium cell to substantially complete discharging of said at least one cell; and a battery housing for housing said battery, said discharge means, and said manually operated switch means.
Claim 3
Dependent Claim
21 words
The safety mechanism of claim 1 wherein said means for selectively coupling comprises a one-time-operable switch for activating said discharge means.
References Cited (Backward Citations)
US3980940A
Cited
US4238554A
Cited
US4338382A
Cited
US4407909A
Cited
US4622508A
Cited
US4648015A
Cited
US4734635A
Cited
US4871956A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-06-02 | 1995-12-02 | 1996-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-06-02 | 1999-12-02 | 2000-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-06-02 | 2003-12-02 | 2004-06-02 | $7700.00 | Window Closed / Lapsed |