US4847913A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Baseball chest protector
Assignee: Individual
•
Filing: 1987-10-20
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Granted: 1989-07-18
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Expires: 2007-10-20
Abstract
Abstract A chest protector formed by a pair of chest protector bodies; each of the chest protector bodies being formed to include a one-piece, homogeneous, in situ molded foamed polymeric/copolymeric material; a zipper disposed along a vertical line of the chest protector for securing the chest protector bodies to each other, and straps for securing the chest protector bodies to each other across the back of a user.
Inventors
- 👤 Chien F. Chen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:40
CPC Classifications
A; A41; A41D; A41D13/00; A41D13/015; A41D13/0156; A41D13/05; A41D13/0518; A63; A63B; A63B71/00; A63B71/08; A63B71/12; A63B2071/1208
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
152 words
A chest protector comprising a pair of chest protector bodies; each of said chest protector bodies being formed of a three-ply laminate including an in situ molded outermost ply remote from the body of a wearer, an innermost ply immediately adjacent the body of a wearer and a medial ply therebetween; said outermost ply being formed of polyurethane foamed under heat and pressure and having a contoured outer surface and a predetermined peripheral profile; said innermost ply being foamed polyurethane, said medial ply being polyethylene foam, said innermost and medial plies being peripherally cut to said predetermined peripheral profile and laminated to each other and to said outermost ply, strap means for securing said chest protector bodies to each other across the back of a user, and zipper means disposed along a vertical line of said chest protector for releasably securing said chest protector bodies to each other along said vertical line.
Claim 2
Dependent Claim
152 words
A chest protector comprising a pair of chest protector bodies; each of said chest protector bodies being formed of a three-ply laminate including an in situ molded outermost ply remote from the body of a wearer, an innermost ply immediately adjacent the body of a wearer and a medial ply therebetween; said outermost ply being formed of polyurethane foamed under heat and pressure and having a contoured outer surface and a predetermined peripheral profile; said innermost ply being foamed polyurethane, said medial ply being polyethylene foam, said innermost and medial plies being peripherally cut to said predetermined peripheral profile and laminated to each other and to said outermost ply, strap means for securing said chest protector bodies to each other across the back of a user, and zipper means disposed along a vertical line of said chest protector for releasably securing said chest protector bodies to each other along said vertical line.
Claim 3
Dependent Claim
136 words
A chest protector comprising a pair of chest protector bodies; each of said chest protector bodies being formed of a two-ply laminate including an in situ molded outermost ply remote from the body of a wearer and an innermost ply immediately adjacent the body of a wearer; said outermost ply being formed of polyurethane foamed under heat and pressure and having a contoured outer surface and a predetermined peripheral profile; said innermost ply being foamed polyurethane, said innermost ply being peripherally cut to said predetermined peripheral profile and laminated to said outermost ply, strap means for securing said chest protector bodies to each other across the back of a user, and zipper means disposed along a vertical line of said chest protector for releasably securing said chest protector bodies to each other along said vertical line.
Claim 4
Dependent Claim
136 words
A chest protector comprising a pair of chest protector bodies; each of said chest protector bodies being formed of a two-ply laminate including an in situ molded outermost ply remote from the body of a wearer and an innermost ply immediately adjacent the body of a wearer; said outermost ply being formed of polyurethane foamed under heat and pressure and having a contoured outer surface and a predetermined peripheral profile; said innermost ply being foamed polyurethane, said innermost ply being peripherally cut to said predetermined peripheral profile and laminated to said outermost ply, strap means for securing said chest protector bodies to each other across the back of a user, and zipper means disposed along a vertical line of said chest protector for releasably securing said chest protector bodies to each other along said vertical line.
Claim 5
Dependent Claim
94 words
A chest protector comprising a pair of chest protector bodies; each of said chest protector bodies consisting of a single-ply of polyurethane foamed in situ under heat and pressure and having a contoured outer surface and a predetermined peripheral profile; strap means for securing said chest protector bodies to each other across the back of a user, and zipper means disposed along adjacent front peripheral edges of said chest protector bodies defining a generally vertical line of said chest protector for releaseably securing said chest protector bodies to each other along said vertical line.
Claim 6
Dependent Claim
94 words
A chest protector comprising a pair of chest protector bodies; each of said chest protector bodies consisting of a single-ply of polyurethane foamed in situ under heat and pressure and having a contoured outer surface and a predetermined peripheral profile; strap means for securing said chest protector bodies to each other across the back of a user, and zipper means disposed along adjacent front peripheral edges of said chest protector bodies defining a generally vertical line of said chest protector for releaseably securing said chest protector bodies to each other along said vertical line.
References Cited (Backward Citations)
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Cited
US3125762A
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US2468841A
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US2796208A
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Cited
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Cited
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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) | 1992-07-17 | 1993-01-16 | 1993-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-07-17 | 1997-01-16 | 1997-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-07-17 | 2001-01-16 | 2001-07-18 | $7700.00 | Window Closed / Lapsed |