US2812268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for pressure sealing radiator leaks
Assignee: Individual
•
Filing: 1953-12-07
•
Granted: 1957-11-05
•
Expires: 1973-12-07
Abstract
No abstract record available.
Inventors
- 👤 Irving W Bealer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:07
CPC Classifications
C; C09; C09K; C09K3/00; C09K3/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
THE METHOD OF IMPREGNATING A RADIATOR WITH A SEALING MATERIAL, WHICH COMSISTS OF CIRCULATING THE SEALING MATERIAL THROUGH THE RADIATOR UNDER A POSITIVE GAGE PRESURE ABOVE THE NORMAL OPERATING PRESSURE AND AT A TEMPERATURE AT OR ABOVE THE NORMAL OPERATING TEMPERATURE, THEN STOPPING SIAD CIRCULATION IN SAID RADIATOR, AND ALLOWING THE SEALING MATERIAL TO COOL WHILE UNDER SAID PRESSURE.
Claim 2
Independent Claim
59 words
THE METHOD OF IMPREGNATING A RADIATOR WITH A SEALING MATERIAL, WHICH COMSISTS OF CIRCULATING THE SEALING MATERIAL THROUGH THE RADIATOR UNDER A POSITIVE GAGE PRESURE ABOVE THE NORMAL OPERATING PRESSURE AND AT A TEMPERATURE AT OR ABOVE THE NORMAL OPERATING TEMPERATURE, THEN STOPPING SIAD CIRCULATION IN SAID RADIATOR, AND ALLOWING THE SEALING MATERIAL TO COOL WHILE UNDER SAID PRESSURE.
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) | 1960-11-04 | 1961-05-06 | 1961-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-04 | 1965-05-06 | 1965-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-04 | 1969-05-06 | 1969-11-05 | $7700.00 | Window Closed / Lapsed |