Patent US4750775A successfully refreshed from Google Patents.
US4750775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine oil leak catch pan
Assignee: Individual
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Filing: 1987-05-15
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Granted: 1988-06-14
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Expires: 2007-05-15
Abstract
Abstract A disposable catch pan for catching and holding engine oil which leaks from the joint between the engine and the transmission housing is disclosed. In one embodiment the catch pan has an oil impervious shell and contains a medium providing a porous filling or a filling providing interstices. The filling serves to retard movement of the held oil. In another embodiment the catch pan is formed of absorbant material. This embodiment may also have an oil impervious shell.
Inventors
- 👤 Marshall B. Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:33
CPC Classifications
F; F16; F16N; F16N31/00; F16N31/006
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
89 words
A disposable catch pan device for catching and holding engine oil which leaks from a vehicle having an engine joined to a transmission housing comprising: a shell impervious to oil for catching and holding leaked oil; said shell forming a bottom and sides; said sides extending up from said bottom to an upper edge contoured to mate with at least a portion of the engine and the transmission housing; and said shell having a foamed open celled material integrally formed with said bottom and said sides of said shell.
Claim 2
Dependent Claim
89 words
A disposable catch pan device for catching and holding engine oil which leaks from a vehicle having an engine joined to a transmission housing comprising: a shell impervious to oil for catching and holding leaked oil; said shell forming a bottom and sides; said sides extending up from said bottom to an upper edge contoured to mate with at least a portion of the engine and the transmission housing; and said shell having a foamed open celled material integrally formed with said bottom and said sides of said shell.
Claim 3
Dependent Claim
27 words
A disposable catch pan device in accordance with claim 1 wherein: said open celled material having a void for providing a space for leaked oil to drip.
Claim 4
Dependent Claim
16 words
A catch pan device in accordance with claim 1 wherein: said open celled material is absorbant.
Claim 5
Dependent Claim
28 words
A catch pan device in accordance with claim 1 further including: retaining means for holding said catch pan device in engagement with said engine housing and transmission housing.
Claim 6
Dependent Claim
16 words
A catch pan device in accordance with claim 4 wherein: said retaining means is a band.
Claim 7
Dependent Claim
15 words
A catch pan device in accordance with claim 5 wherein: said band is rubber elastic.
Claim 8
Dependent Claim
14 words
A catch pan device in accordance with claim 5 wherein: said band is metal.
Claim 9
Dependent Claim
15 words
A catch pan device in accordance with claim 4 wherein: said retaining means is adhesive.
Claim 10
Dependent Claim
18 words
A catch pan device in accordance with claim 8 wherein: said adhesive is covered with a removable sheet.
Claim 11
Dependent Claim
106 words
A disposable catch pan for catching and holding engine oil which leaks from a vehicle having an engine joined to a transmission housing comprising: a body of oil absorbant material; said body having an upper surface configured to mate with at least portions of said engine and said transmission housing; said body contoured to be spaced form the engine and the transmission housing at the region of joining between the engine and the transmission housing; and an oil impervious shell on surfaces of said body other than said upper surface formed integrally with said body for preventing oil in said body from passing through said shell.
Claim 12
Dependent Claim
106 words
A disposable catch pan for catching and holding engine oil which leaks from a vehicle having an engine joined to a transmission housing comprising: a body of oil absorbant material; said body having an upper surface configured to mate with at least portions of said engine and said transmission housing; said body contoured to be spaced form the engine and the transmission housing at the region of joining between the engine and the transmission housing; and an oil impervious shell on surfaces of said body other than said upper surface formed integrally with said body for preventing oil in said body from passing through said shell.
Claim 13
Dependent Claim
24 words
A catch pan in accordance with claim 10 further including: retaining means for removably securing said body to said engine and said transmission housing.
Claim 14
Dependent Claim
78 words
A disposable catch pan for catching and holding engine oil which leaks from a vehicle having an engine joined to a transmission housing comprising: a body of porous material having an upper surface contoured to mate with at least a portion of the engine and the transmission housing; said body having a void on said upper surface formed a nonmating area; an oil impervious cover formed integrally with said body forming a bottom and sides on said body.
Claim 15
Dependent Claim
78 words
A disposable catch pan for catching and holding engine oil which leaks from a vehicle having an engine joined to a transmission housing comprising: a body of porous material having an upper surface contoured to mate with at least a portion of the engine and the transmission housing; said body having a void on said upper surface formed a nonmating area; an oil impervious cover formed integrally with said body forming a bottom and sides on said body.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-06-14 | 1991-12-14 | 1992-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-06-14 | 1995-12-14 | 1996-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-06-14 | 1999-12-14 | 2000-06-14 | $7700.00 | Window Closed / Lapsed |