Patent US6628508B2 successfully refreshed from Google Patents.
US6628508B2
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable terminal with foldable keyboard
Assignee: OL Security LLC
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Filing: 2002-06-04
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Granted: 2003-09-30
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Expires: 2022-06-04
Abstract
Abstract A portable terminal having personal computing capability and wireless telecommunications capability. The portable terminal includes a display that is integral with, or otherwise attached to, a display. A housing is rotatably-coupled to the base and/or display. The portable terminal can be closed, wherein the housing overlies the base, or open, wherein base and housing flank the display. The display is fully visible to a user whether the portable terminal is open or closed. When open, a keyboard having keys that are apportioned between the housing and the base is accessible.
Inventors
- 👤 Winston Hong Lieu
- 👤 Howard X. Wu
- 👤 Youngmihn Kim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:05
CPC Classifications
H; H04; H04M; H04M1/00; H04M1/72; H04M1/724; H04M1/72466; G; G06; G06F; G06F1/00; G06F1/16; G06F1/1613; G06F1/1615; G06F1/1616; G06F1/1622; G06F1/1626; G06F1/1633; G06F1/1662; G06F1/1666; G06F1/1675; G06F1/1677; G06F1/1679; G06F1/1684; G06F3/00; G06F3/01; G06F3/02; G06F3/0202; G06F3/0219; G06F3/023; G06F3/0238; H01; H01H; H01H25/00; H01H25/04; H01H25/041; H04M1/02; H04M1/0202; H04M1/0206; H04M1/0208; H04M1/0214; H04M1/0241; H04M1/0245; H04M1/23; G06F2200/00; G06F2200/16; G06F2200/161; G06F2200/1614; H01H25/008; H04M1/72403; H04M1/7243; H04M2201/00; H04M2201/38; H04M2250/00; H04M2250/12; H04M2250/18; Y; Y10; Y10S; Y10S345/00; Y10S345/905
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
112 words
A portable terminal comprising: a base; a display coupled to the base, wherein said display has a display screen; and a housing that is rotatably coupled to at least one of either said display or said base; wherein said housing is rotatable out-of-plane between a first position and a second position; wherein in said first position, said housing overlies said base such that said portable terminal is closed; wherein in said second position, said housing and said base flank said display such that said portable terminal is open; and wherein said display screen is fully visible to a user when said portable terminal is open and when said portable terminal is closed.
Claim 2
Dependent Claim
112 words
A portable terminal comprising: a base; a display coupled to the base, wherein said display has a display screen; and a housing that is rotatably coupled to at least one of either said display or said base; wherein said housing is rotatable out-of-plane between a first position and a second position; wherein in said first position, said housing overlies said base such that said portable terminal is closed; wherein in said second position, said housing and said base flank said display such that said portable terminal is open; and wherein said display screen is fully visible to a user when said portable terminal is open and when said portable terminal is closed.
Claim 3
Dependent Claim
72 words
The portable terminal of claim 1 : wherein said base has an inner surface; wherein said housing has an inner surface; wherein said inner surfaces oppose one another when said portable terminal is closed; and wherein said portable terminal further comprises: a first group of keys that are disposed on said inner surface of said base; and a second group of keys that are disposed on said inner surface of said housing.
Claim 4
Dependent Claim
23 words
The portable terminal of claim 2 wherein said first group of keys and said second group of keys collectively comprise an alphabetic keyboard.
Claim 5
Dependent Claim
26 words
The portable terminal of claim 3 wherein at least one of said first group of keys and said second group of keys comprises a numeric keypad.
Claim 6
Dependent Claim
18 words
The portable terminal of claim 3 wherein said portable terminal comprises a wireless-telecommunications capability and a personal-computing capability.
Claim 7
Dependent Claim
40 words
The portable terminal of claim 3 further comprising a keyboard-open sensor and control circuitry, and wherein: said keyboard open sensor generates a signal when said portable terminal is open; and responsive to said signal, said control circuitry powers said keyboard.
Claim 8
Dependent Claim
42 words
The portable terminal of claim 2 wherein said first group of keys is offset relative to said second group of keys so that when said portable terminal is closed, said first group of keys does not abut said second group of keys.
Claim 9
Dependent Claim
32 words
The portable terminal of claim 5 wherein said wireless-telecommunications capability is accessible to a user of said portable terminal when said portable terminal is open and when said portable terminal is closed.
Claim 10
Dependent Claim
11 words
The portable terminal of claim 1 wherein said display is round.
Claim 11
Dependent Claim
55 words
The portable terminal of claim 1 further comprising a latching mechanism that engages said housing, and wherein said latching mechanism provides at least one of the following functions: secures said housing against said base when said portable terminal is closed; and prevents said housing from rotating toward said base when said portable terminal is open.
Claim 12
Dependent Claim
22 words
The portable terminal of claim 10 further comprising a spring-biasing arrangement, wherein said spring-biasing arrangement biases said housing away from said base.
Claim 13
Dependent Claim
21 words
The portable terminal of claim 10 further comprising a spring-biasing arrangement, wherein said spring-biasing arrangement biases said housing toward said base.
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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) | 2006-09-29 | 2007-03-31 | 2007-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2010-09-29 | 2011-03-31 | 2011-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2014-09-29 | 2015-03-31 | 2015-09-30 | $7700.00 | Window Closed / Lapsed |