US2472055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubberlike articles and method of making same
Assignee: Ohio State University Research Foundation
•
Filing: 1948-10-02
•
Granted: 1949-05-31
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Expires: 1968-10-02
Abstract
No abstract record available.
Inventors
- 👤 George H Mcfadden
- 👤 John F Lyman
- 👤 Amos G Horney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:13
CPC Classifications
C; C08; C08C; C08C1/00; C08C1/14; C08C1/15; Y; Y10; Y10S; Y10S528/00; Y10S528/931; Y10S528/934; Y10S528/936
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) | 1952-05-30 | 1952-11-29 | 1953-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-30 | 1956-11-29 | 1957-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-30 | 1960-11-29 | 1961-05-31 | $7700.00 | Window Closed / Lapsed |