Patent US3018741A successfully refreshed from Google Patents.
US3018741A
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US
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Assignee: Union Asbestos and Rubber Co
•
Filing: 1959-08-26
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Granted: 1962-01-30
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Expires: 1979-08-26
Abstract
No abstract record available.
Inventors
- 👤 Russell M Loomis
- 👤 Adolph G Kuellmar
- 👤 John S Lundvall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:56
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/28; B; B61; B61D; B61D45/00; B61D45/006; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/531
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US906322A
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US1263930A
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US1412107A
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US2155463A
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US2360029A
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US2494682A
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US2495903A
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US2516527A
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US2543143A
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US2517823A
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US2674207A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-29 | 1965-07-31 | 1966-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-29 | 1969-07-31 | 1970-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-29 | 1973-07-31 | 1974-01-30 | $7700.00 | Window Closed / Lapsed |