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US2573273A
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Assignee: Uniroyal Inc
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Filing: 1948-01-03
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Granted: 1951-10-30
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Expires: 1968-01-03
Abstract
No abstract record available.
Inventors
- 👤 Irving H Porth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:00
CPC Classifications
D; D03; D03D; D03D49/00; D03D49/24; D03D49/26; D03D49/36; Y; Y10; Y10S; Y10S260/00; Y10S260/23; Y10S525/00; Y10S525/942
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB305546A
Cited
FR692055A
Cited
GB352522A
Cited
US2003232A
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US2149568A
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US2300760A
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US2304656A
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US2369636A
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US2357010A
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US2439202A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-29 | 1955-04-30 | 1955-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-29 | 1959-04-30 | 1959-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-29 | 1963-04-30 | 1963-10-30 | $7700.00 | Window Closed / Lapsed |