US4977905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective mouthguard assembly
Assignee: E-Z GARD INDUSTRIES Inc A MN Corp
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Filing: 1989-10-31
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Granted: 1990-12-18
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Expires: 2009-10-31
Abstract
Abstract A tethered, protective mouthguard assembly for attachment to a helmet or headgear including a mouthpiece portion, a connecting tab integrally formed with the mouthpiece and provided with a tether opening therein, a separate tether constructed of a cord-like material and an attachment element connected with the tether for selectively and easily attaching the tether to and detaching the tether from the connecting tab.
Inventors
- 👤 Jon D. Kittelsen
- 👤 Timothy J. Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:12
CPC Classifications
A; A63; A63B; A63B71/00; A63B71/08; A63B71/085; A63B2071/088
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
96 words
A protective, tethered mouthguard assembly comprising: a mouthpiece portion for insertion into the user's mouth and protective engagement with the user's teeth; a connecting tab connected directly to said mouthpiece portion and having a first tether attachment means therein; and a breakaway tether separate from said mouthpiece portion and connecting tab, said tether having a second tether attachment means that is separate from said mouthpiece and attachable to said first tether attachment means for selectively attaching said tether to, and detaching said tether from, said connecting tab and for facilitating the breakaway feature of said tether.
Claim 2
Dependent Claim
96 words
A protective, tethered mouthguard assembly comprising: a mouthpiece portion for insertion into the user's mouth and protective engagement with the user's teeth; a connecting tab connected directly to said mouthpiece portion and having a first tether attachment means therein; and a breakaway tether separate from said mouthpiece portion and connecting tab, said tether having a second tether attachment means that is separate from said mouthpiece and attachable to said first tether attachment means for selectively attaching said tether to, and detaching said tether from, said connecting tab and for facilitating the breakaway feature of said tether.
Claim 3
Dependent Claim
26 words
The mouthguard assembly of claim 1 wherein said first tether attachment means includes an attachment opening and said second tether attachment means includes a tether bead.
Claim 4
Dependent Claim
13 words
The mouthguard assembly of claim 2 wherein said tether bead is generally spherical.
Claim 5
Dependent Claim
49 words
The mouthguard assembly of claim 2 wherein said attachment opening is smaller than said tether bead, said attachment opening being large enough to permit easy manual insertion of said tether bead and small enough to provide the desired force needed to remove said tether bead from said attachment opening.
Claim 6
Dependent Claim
42 words
The mouthguard assembly of claim 2 wherein said attachment opening is generally elongated and has a width dimension less than the largest diametrical dimension of said tether bead and a length dimension greater than the largest diametrical dimension of said tether bead.
Claim 7
Dependent Claim
13 words
The mouthguard assembly of claim 5 wherein said tether bead is generally spherical.
Claim 8
Dependent Claim
27 words
The mouthguard assembly of claim 6 wherein said tether comprises a closed loop construction having a pair of end portions connected with said second tether attachment means.
Claim 9
Dependent Claim
35 words
The mouthguard assembly of claim 7 wherein each of said end portions is embedded within said tether bead such that said end portions extend from said tether bead in generally face-to-face registration with one another.
Claim 10
Dependent Claim
17 words
The mouthguard assembly of claim 8 wherein said tether is constructed of a relatively flexible limp material.
Claim 11
Dependent Claim
15 words
The mouthguard assembly of claim 9 wherein said tether is constructed of Nylon cording material.
Claim 12
Dependent Claim
22 words
The mouthguard assembly of claim 5 wherein said tether has a diametrical dimension less than the width dimension of said attachment opening.
Claim 13
Dependent Claim
27 words
The mouthguard assembly of claim 1 wherein said tether comprises a closed loop construction having a pair of end portions connected with said second tether attachment means.
Claim 14
Dependent Claim
14 words
The mouthguard assembly of claim 12 wherein said attachment means includes a tether bead.
Claim 15
Dependent Claim
35 words
The mouthguard assembly of claim 13 wherein each of said end portions is embedded within said tether bead such that said end portions extend from said tether bead in generally face-to-face registration with one another.
Claim 16
Dependent Claim
17 words
The mouthguard assembly of claim 1 wherein said tether is constructed of a relatively flexible, limp material.
Claim 17
Dependent Claim
17 words
The mouthguard assembly of claim 15 wherein said tether is constructed of a braided Nylon cording material.
Claim 18
Dependent Claim
33 words
The mouthguard assembly of claim 1 wherein said connecting tab is relatively short and extends from the forward end of said mouthpiece for a distance less than the overall width of said mouthpiece.
Claim 19
Dependent Claim
31 words
The mouthguard assembly of claim 1 including a case having an opening therein to allow said connecting tab to extend outside said case when said mouthpiece is enclosed within said case.
Claim 20
Dependent Claim
17 words
The mouthguard assembly of claim 1 wherein said connecting tab is integrally formed with said mouthpiece portion.
Claim 21
Dependent Claim
42 words
The mouthguard assembly of claim 1 wherein said mouthpiece portion has a forward facing end and a rearward facing end when inserted into the user's mouth and wherein said connecting tab extends outwardly from a central portion of said forward facing end.
Claim 22
Dependent Claim
100 words
A protective, tethered mouthguard assembly comprising: a mouthpiece portion for insertion into the user's mouth and protective engagement with the user's teeth, said mouthpiece portion having a forward facing end and a rearward facing end when inserted into the user's mouth; first tether attachment means connected with said forward end of said mouthpiece portion; a tether separate from said mouthpiece portion being constructed of a relatively flexible, limp cord; and second tether attachment means connected with said tether and cooperating with said first tether attachment means for selectively attaching said tether to, and detaching said tether from, said mouthpiece portion.
Claim 23
Dependent Claim
100 words
A protective, tethered mouthguard assembly comprising: a mouthpiece portion for insertion into the user's mouth and protective engagement with the user's teeth, said mouthpiece portion having a forward facing end and a rearward facing end when inserted into the user's mouth; first tether attachment means connected with said forward end of said mouthpiece portion; a tether separate from said mouthpiece portion being constructed of a relatively flexible, limp cord; and second tether attachment means connected with said tether and cooperating with said first tether attachment means for selectively attaching said tether to, and detaching said tether from, said mouthpiece portion.
Claim 24
Dependent Claim
23 words
The mouthguard of claim 21 wherein said cord is constructed of a material having properties similar to that of a braided Nylon cord.
Claim 25
Dependent Claim
15 words
The mouthguard of claim 21 wherein said cord is constructed of a generally non-elastic cord.
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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) | 1993-12-17 | 1994-06-18 | 1994-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-12-17 | 1998-06-18 | 1998-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-12-17 | 2002-06-18 | 2002-12-18 | $7700.00 | Window Closed / Lapsed |