Patent US2770425A successfully refreshed from Google Patents.
US3485692A
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US
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Tire building drum and method of building pneumatic tires
Assignee: National Standard Co
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Filing: 1967-08-24
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Granted: 1969-12-23
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Expires: 1987-08-24
Abstract
No abstract record available.
Inventors
- 👤 Larry C Frazier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:48
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/08; B29D30/20; B29D30/24; B29D30/244; B29D30/245
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1254685A
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US1577664A
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US2339543A
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US2325001A
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US3093531A
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US3127294A
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US3138510A
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US3188260A
Cited
US3184361A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |