Patent US4408261A successfully refreshed from Google Patents.
US4408261A
Expired / Lapsed
US
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Battery operated charm light
Assignee: Individual
•
Filing: 1982-01-18
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Granted: 1983-10-04
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Expires: 2002-01-18
Abstract
Abstract A charm carries a battery operated light, which may be turned on and off.
Inventors
- 👤 Frank Polakoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:05
CPC Classifications
A; A44; A44C; A44C15/00; A44C15/0015; F; F21; F21L; F21L2/00; Y; Y10; Y10S; Y10S362/00; Y10S362/80
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
103 words
In a battery operated charm light, the combination, comprising (a) a case having a zone to contain a battery having two terminals spaced from the case, (b) an LED having two unequal length leads within the case and one of which is located to always engage one battery terminal, (c) and a part linearly movable back and forth relative to the case to effect engagement and disengagement of the other lead with the other battery terminal, said part comprising a cap for the end of the case and carried for movement toward and away from said zone, the LED carried by said cap.
Claim 2
Dependent Claim
103 words
In a battery operated charm light, the combination, comprising (a) a case having a zone to contain a battery having two terminals spaced from the case, (b) an LED having two unequal length leads within the case and one of which is located to always engage one battery terminal, (c) and a part linearly movable back and forth relative to the case to effect engagement and disengagement of the other lead with the other battery terminal, said part comprising a cap for the end of the case and carried for movement toward and away from said zone, the LED carried by said cap.
Claim 3
Dependent Claim
33 words
The combination of claim 1 including a second cap for the case, said two caps located at opposite ends of the case, the second cap being removable to allow removal of the battery.
Claim 4
Dependent Claim
18 words
The combination of claim 2 including means to hold the first cap against complete removal from the case.
Claim 5
Dependent Claim
23 words
The combination of claim 1 wherein at least one of the said leads defines a guide to guide said part for linear movement.
Claim 6
Dependent Claim
20 words
The combination of claim 1 wherein both of said leads define two guides to guide said part for linear movement.
Claim 7
Dependent Claim
15 words
The combination of claim 1 wherein said cap embeds a substantial portion of said LED.
Claim 8
Dependent Claim
18 words
The combination of claim 1 including a holder on said case for suspending said case as a charm.
Claim 9
Dependent Claim
26 words
The combination of claim 1 including notch means in the case adjacent a graspable edge of the cap in a cap position closest to the case.
Claim 10
Dependent Claim
25 words
The combination of claim 2 including notch means in the case adjacent graspable edges of the two caps in positions thereof closest to the case.
Claim 11
Dependent Claim
76 words
In a battery operated charm light, the combination, comprising (a) a case to contain a battery having two terminals, (b) an LED carried by the case and having two leads one of which is located for electrical connection with one battery terminal, (c) and a part movable to effect electrical connection and disconnection of the other lead with the other battery terminal, (d) said part comprising a cap for the case and which carries said LED.
Claim 12
Dependent Claim
76 words
In a battery operated charm light, the combination, comprising (a) a case to contain a battery having two terminals, (b) an LED carried by the case and having two leads one of which is located for electrical connection with one battery terminal, (c) and a part movable to effect electrical connection and disconnection of the other lead with the other battery terminal, (d) said part comprising a cap for the case and which carries said LED.
Claim 13
Dependent Claim
33 words
The combination of claim 10 including a second cap for the case, said two caps located at opposite ends of the case, the second cap being removable to allow removal of the battery.
References Cited (Backward Citations)
US3790715A
Cited
US3866035A
Cited
US4035630A
Cited
US4076976A
Cited
US4237525A
Cited
US4215388A
Cited
US4296459A
Cited
US4337504A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-10-03 | 1987-04-04 | 1987-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-10-03 | 1991-04-04 | 1991-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-10-03 | 1995-04-04 | 1995-10-04 | $7700.00 | Window Closed / Lapsed |