US3263700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing means for a drain opening
Assignee: Ford Motor Co
•
Filing: 1963-05-31
•
Granted: 1966-08-02
•
Expires: 1983-05-31
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Toland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:23
CPC Classifications
B; B62; B62D; B62D25/00; B62D25/24; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/7887
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A SEALING MEANS IN COMBINATION WITH A FLAT WALL OF A TROUGHLIKE STRUCTURE WITH A DRAIN HOLE IN SAID WALL, SAID MEANS COMPRSING A FLEXIBLE VALVE PORTION AND AT LEAST ONE BOWED MOUNTING PORTION ADJOINING AN EDGE OF SAID FLEXIBLE VALVE PORTION, SAID FLEXIBLE VALVE PORTION ADAPTED TO OVERLAP THE WALL SURFACES ADJACENT THE EDGES OF SAID DRAIN HOLE, SSAID BOWED MOUNTING PORTION BEING STRAIGHTENED WHEN SAID SEALING DEVICE IS MOUNTED ON SAID WALL THEREBY CAUSING PRESSURE TO BE EXERTED ON SAID EDGE OF THE FLEXIBLE VALVE PORTION TO NORMALLY MAINTAIN THE VALVE PORTION IN A FLUSH RELATIONSHIP WITH THE WALL SURFACE ADJACENT THE EDGES OF SAID DRAIN HOLE TO MAINTAIN THE LATTER CLOSED AGAINST ENTRY OF FOREIGN MATTER INTO SAID TROUGHLIKE STRUCTURE FROM THE EXTERIOR THEREOF, SAID FLEXIBLE VALVE PORTION BEING ADAPTED
Claim 2
Dependent Claim
133 words
A SEALING MEANS IN COMBINATION WITH A FLAT WALL OF A TROUGHLIKE STRUCTURE WITH A DRAIN HOLE IN SAID WALL, SAID MEANS COMPRSING A FLEXIBLE VALVE PORTION AND AT LEAST ONE BOWED MOUNTING PORTION ADJOINING AN EDGE OF SAID FLEXIBLE VALVE PORTION, SAID FLEXIBLE VALVE PORTION ADAPTED TO OVERLAP THE WALL SURFACES ADJACENT THE EDGES OF SAID DRAIN HOLE, SSAID BOWED MOUNTING PORTION BEING STRAIGHTENED WHEN SAID SEALING DEVICE IS MOUNTED ON SAID WALL THEREBY CAUSING PRESSURE TO BE EXERTED ON SAID EDGE OF THE FLEXIBLE VALVE PORTION TO NORMALLY MAINTAIN THE VALVE PORTION IN A FLUSH RELATIONSHIP WITH THE WALL SURFACE ADJACENT THE EDGES OF SAID DRAIN HOLE TO MAINTAIN THE LATTER CLOSED AGAINST ENTRY OF FOREIGN MATTER INTO SAID TROUGHLIKE STRUCTURE FROM THE EXTERIOR THEREOF, SAID FLEXIBLE VALVE PORTION BEING ADAPTED
References Cited (Backward Citations)
US2011088A
Cited
US3033607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |