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US2883705A
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Method of and apparatus for molding rubber and rubber-like articles
Assignee: Parker Hannifin Corp
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Filing: 1956-02-09
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Granted: 1959-04-28
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Expires: 1976-02-09
Abstract
No abstract record available.
Inventors
- 👤 Emmett C Hartley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:10
CPC Classifications
B; B29; B29C; B29C35/00; B29C35/02; B30; B30B; B30B7/00; B30B7/02; B30B7/023; B29K; B29K2021/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-27 | 1962-10-27 | 1963-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-27 | 1966-10-27 | 1967-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-27 | 1970-10-27 | 1971-04-28 | $7700.00 | Window Closed / Lapsed |