US2612659A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door for refrigerator cars
Assignee: Union Asbestos and Rubber Co
•
Filing: 1946-06-10
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Granted: 1952-10-07
•
Expires: 1966-06-10
Abstract
No abstract record available.
Inventors
- 👤 Arthur F O'connor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:58
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/06; E05D15/10; E05D15/1065; E05D15/1068; B; B61; B61D; B61D19/00; B61D19/003; B61D19/009; E05D2015/1071; E05D2015/1076; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/51; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/0802; Y10T292/1043; Y10T292/1044; Y10T292/1045; Y10T292/1048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US423739A
Cited
US466164A
Cited
US513414A
Cited
US565286A
Cited
US2002154A
Cited
US2301444A
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US2320216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |