US2928145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic sealing gasket
Assignee: General Electric Co
•
Filing: 1958-02-28
•
Granted: 1960-03-15
•
Expires: 1978-02-28
Abstract
No abstract record available.
Inventors
- 👤 Thomas P Foley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:07
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/16; E05C19/161; F; F25; F25D; F25D23/00; F25D23/08; F25D23/082; F25D23/087; Y; Y10; Y10T; Y10T292/00; Y10T292/11
Claims Analysis
Total Claims: 0
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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) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |