Patent US2231853A successfully refreshed from Google Patents.
US2231853A
Expired / Lapsed
US
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Tire building apparatus
Assignee: Uniroyal Inc
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Filing: 1937-04-17
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Granted: 1941-02-11
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Expires: 1957-04-17
Abstract
No abstract record available.
Inventors
- 👤 Donald A Macdonald
- 👤 Cornelius M O'donehoe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:04
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/08; B29D30/20; Y; Y10; Y10S; Y10S156/00; Y10S156/906; Y10T; Y10T156/00; Y10T156/12; Y10T156/1317; Y10T156/1322
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-02-11 | 1944-08-12 | 1945-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-02-11 | 1948-08-12 | 1949-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-02-11 | 1952-08-12 | 1953-02-11 | $7700.00 | Window Closed / Lapsed |