US3576930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing molded articles
Assignee: Goodyear Tire and Rubber Co
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Filing: 1970-04-20
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Granted: 1971-04-27
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Expires: 1990-04-20
Abstract
Abstract A METHOD OF PREPARING MOLDED ARTICLES COMPRISING FORMING A MOLDED ARTICLE ON THE EXPOSED SURFACE OF A FLEXIBLE MOLD MEMBER WHERE THE SAID FLEXIBLEMOLD MEMBER IS ATTACHED TO A RIGID SUPPORT MEMBER, APPLYING A FLUID PRESSURE BETWEEN THE FLEXIBLE MOLD MEMBER AND THE RIGID SUPPORT MEMBER TO ACTUATE THE FLEXIBLE, MOLD MEMBER AWAY FROM THE RIGID SUPPORT MEMBER, THEREBY DEFINING AN ENCLOSED CAVITY THEREBETWEEN, AND REMOVING THE SAID MOLDED ARTICLE FROM THE FLEXIBLE MOLD MEMBER.
Inventors
- 👤 Larry H Watters
- 👤 John G Huber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:42
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/44; B29C33/48; B29C33/50; B29C41/00; B29C41/02; B29C41/08; B29K; B29K2105/00; B29K2105/04
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) | 1974-04-26 | 1974-10-26 | 1975-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-26 | 1978-10-26 | 1979-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-26 | 1982-10-26 | 1983-04-27 | $7700.00 | Window Closed / Lapsed |