US2744858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floating, resilient sealing frame for coke oven doors
Assignee: Beazer East Inc
•
Filing: 1954-03-01
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Granted: 1956-05-08
•
Expires: 1974-03-01
Abstract
No abstract record available.
Inventors
- 👤 Paul J Homan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:19
CPC Classifications
C; C10; C10B; C10B25/00; C10B25/02; C10B25/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
IN COMBINATION WITH A COKE OVEN DOOR ADAPTED TO COOPERATE WITH A COKING CHAMBER DOOR JAMB FRAME HAVING AN OUTER PLANE SEALING SURFACE SURROUNDING THE OPENING THERETHROUGH, A RESILIENT SEALING FRAME IN APRALLELISM WITH SAID SEALING SURFACE AND POSITIONED ON SAID DOOR IN FLOATING RELATION THEREON BETWEEN THAT SIDE OF SAID DOOR FACING SAID COKING CHAMBER AND SAID SEALING SURFACE OF SAID DOOR JAMB FRAME, A TIGHT SEAL BEING OBTAINED BETWEEN SAID DOOR AND SAID DOOR JAMB FRAME WHEN SAID DOOR IS PUSHED TO CLOSED POSITION REGARDLESS OF ANY PLANAR DISTORTIONS THAT MIGHT EXIST IN SAID DOOR JAMB FRAME AND SAID DOOR, AND REMOVABLE MEANS FOR RETAINING THE RESILIENT SEALING FRAME IN POSITION FOR SEALING ON THE DOOR WHILE ALLOWING FOR ITS FLOATING ACTION THEREON AS A FREELY BODILY MOVABLE ELEMENT WITH THE PROTION OF THE SEALING FRAME THAN CONTACTS THE SEALING SURFACE ON THE DOOR JAMB FRAME ALWAYS EXPOSED IN BOTH THE ON AND OFF POSITIONS OF THE DOOR.
Claim 2
Dependent Claim
160 words
IN COMBINATION WITH A COKE OVEN DOOR ADAPTED TO COOPERATE WITH A COKING CHAMBER DOOR JAMB FRAME HAVING AN OUTER PLANE SEALING SURFACE SURROUNDING THE OPENING THERETHROUGH, A RESILIENT SEALING FRAME IN APRALLELISM WITH SAID SEALING SURFACE AND POSITIONED ON SAID DOOR IN FLOATING RELATION THEREON BETWEEN THAT SIDE OF SAID DOOR FACING SAID COKING CHAMBER AND SAID SEALING SURFACE OF SAID DOOR JAMB FRAME, A TIGHT SEAL BEING OBTAINED BETWEEN SAID DOOR AND SAID DOOR JAMB FRAME WHEN SAID DOOR IS PUSHED TO CLOSED POSITION REGARDLESS OF ANY PLANAR DISTORTIONS THAT MIGHT EXIST IN SAID DOOR JAMB FRAME AND SAID DOOR, AND REMOVABLE MEANS FOR RETAINING THE RESILIENT SEALING FRAME IN POSITION FOR SEALING ON THE DOOR WHILE ALLOWING FOR ITS FLOATING ACTION THEREON AS A FREELY BODILY MOVABLE ELEMENT WITH THE PROTION OF THE SEALING FRAME THAN CONTACTS THE SEALING SURFACE ON THE DOOR JAMB FRAME ALWAYS EXPOSED IN BOTH THE ON AND OFF POSITIONS OF THE DOOR.
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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) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |