Patent US3912295A successfully refreshed from Google Patents.
Patent US2219710A successfully refreshed from Google Patents.
US4083124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective shoe coverings
Assignee: Johnson and Johnson
•
Filing: 1976-07-29
•
Granted: 1978-04-11
•
Expires: 1996-07-29
Abstract
Abstract A protective shoe covering of a single piece of flexible material having an upper section and heel, toe and sole covering portions with an opening in its upper section. The single piece of flexible material has a pair of opposed panels so joined together along sole, toe, and heel covering portions that the remaining upper section of the shoe covering is without seam, thereby providing improved bacteria and dust barrier properties.
Inventors
- 👤 Sylvia S. Michalak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:01
CPC Classifications
A; A43; A43B; A43B3/00; A43B3/16
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
129 words
A boot for covering a shoe and the lower leg of a wearer comprising: a shoe-shaped lower section of flexible material having a foot-receiving opening therein; an upper section of flexible material joined to said lower section substantially around the opening thereof and extending in an upward direction from said opening to form a covering for encircling the lower leg of the wearer, said upper extending section including two opposing wrappable flap segments of said flexible material, each of said flap segments having an inside surface and an outside surface; and adhesvie means located on the inside surface of at least one of said flaps whereby when used, the flap with said adhesive means thereon is wrapped around the leg or trousers of the wearer and adhesively fastened thereto.
Claim 2
Dependent Claim
129 words
A boot for covering a shoe and the lower leg of a wearer comprising: a shoe-shaped lower section of flexible material having a foot-receiving opening therein; an upper section of flexible material joined to said lower section substantially around the opening thereof and extending in an upward direction from said opening to form a covering for encircling the lower leg of the wearer, said upper extending section including two opposing wrappable flap segments of said flexible material, each of said flap segments having an inside surface and an outside surface; and adhesvie means located on the inside surface of at least one of said flaps whereby when used, the flap with said adhesive means thereon is wrapped around the leg or trousers of the wearer and adhesively fastened thereto.
Claim 3
Dependent Claim
67 words
A boot as defined in claim 1 wherein adhesive means is located on the inside surface of each flap segment whereby, when used, one flap is wrapped around the leg or trousers of the wearer and is adhesively fastened thereto, and the other flap is wrapped around the lower leg or trousers of the wearer and said first flap, and is adhesively fastened to said first flap.
Claim 4
Dependent Claim
45 words
A boot as defined in claim 1 further comprising means on the outside surface of the first of said flaps to fasten the second of said flaps in place when said second flap is wrapped around the leg of the wearer and said first flap.
Claim 5
Dependent Claim
19 words
A boot as defined in claim 1 which further comprises a conductive anti-static strip attached to said lower section.
Claim 6
Dependent Claim
23 words
A boot as defined in claim 4 wherein the conductive anti-static strip is attached to the sole portion of the lower, shoe-shaped section.
Claim 7
Dependent Claim
21 words
A boot as defined in claim 1 wherein the upper section of material is integral with the lower section of material.
Claim 8
Dependent Claim
53 words
A boot as defined in claim 1 wherein the flexible materials of the upper and lower section are selected from the group consisting of woven, nonwoven, film, resin-coated woven and nonwoven, laminate of resinous film and woven, laminate of resinous film and nonwoven, laminate of resinous film and paper, and metal foil materials.
Claim 9
Dependent Claim
62 words
A boot as defined in claim 1 wherein the flexible material is a laminate of resinous film and nonwoven materials, said upper and lower sections being joined at a collar including elastic means for securing said lower section on the shoe of the wearer, said boot further comprising a conductive anti-static strip attached to the sole portion of the lower, shoe-shaped section.
Claim 10
Dependent Claim
21 words
A boot as defined in claim 1 wherein the flexible materials of said upper and said lower sections are moisture resistant.
References Cited (Backward Citations)
US391232A
Cited
US2229575A
Cited
US3148378A
Cited
US3798503A
Cited
US3824714A
Cited
US3871027A
Cited
US3979776A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-04-10 | 1981-10-10 | 1982-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-04-10 | 1985-10-10 | 1986-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-04-10 | 1989-10-10 | 1990-04-11 | $7700.00 | Window Closed / Lapsed |