Patent US4506404A successfully refreshed from Google Patents.
US4506404A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disposable sponge
Assignee: Individual
•
Filing: 1983-05-11
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Granted: 1985-03-26
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Expires: 2003-05-11
Abstract
Abstract A disposable sponge device used principally for cleaning surgical instruments and including a flexible base sponge member having opposed side and end edges and a pair of upright flexible sponge members attached to and projecting from the back surface of the base sponge member, substantially parallel to each other, and extending end-to-end of the base sponge member to function as a handle for the sponge device. The sponge device is further characterized by including, along at least one edge portion, an elongated slit opening through the edge portion for receiving the blade of a surgical instrument for cleaning.
Inventors
- 👤 Ambrose W. J. Clay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:38
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/16; A61; A61B; A61B90/00; A61B90/70
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
148 words
A disposable sponge device comprising: (a) a base sponge member of flexible material and predetermined thickness, having a face surface, a back surface, opposed end edge portions, and opposed side edge portions, (b) first and second elongated upright sponge members of flexible material attached to and projecting from said back surface, said upright sponge members extending end-to-end of said base sponge member, (c) said upright sponge members being spaced from each other and between said opposed side edge portions sufficiently that both said upright sponge members can be grasped and pulled toward and against each other by a single hand of the user of the sponge device, and (d) an elongated slit formed in one edge portion of said base sponge member between said top and bottom surfaces and opening through at least said one edge portion, for receiving the edge of a blade for cleaning the blade.
Claim 2
Dependent Claim
148 words
A disposable sponge device comprising: (a) a base sponge member of flexible material and predetermined thickness, having a face surface, a back surface, opposed end edge portions, and opposed side edge portions, (b) first and second elongated upright sponge members of flexible material attached to and projecting from said back surface, said upright sponge members extending end-to-end of said base sponge member, (c) said upright sponge members being spaced from each other and between said opposed side edge portions sufficiently that both said upright sponge members can be grasped and pulled toward and against each other by a single hand of the user of the sponge device, and (d) an elongated slit formed in one edge portion of said base sponge member between said top and bottom surfaces and opening through at least said one edge portion, for receiving the edge of a blade for cleaning the blade.
Claim 3
Dependent Claim
22 words
The invention according to claim 1 in which said slit is formed in, and extends along, one of said side edge portions.
Claim 4
Dependent Claim
28 words
The invention according to claim 1 in which said first and second upright sponge members are elongated and extend substantially parallel to each other along said back surface.
References Cited (Backward Citations)
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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) | 1988-03-25 | 1988-09-24 | 1989-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-03-25 | 1992-09-24 | 1993-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-03-25 | 1996-09-24 | 1997-03-26 | $7700.00 | Window Closed / Lapsed |