Patent US1912997A successfully refreshed from Google Patents.
Patent US2903388A successfully refreshed from Google Patents.
US2903388A
Expired / Lapsed
US
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Process for injection-molding reinforced or stiffened parts in plastic material
Assignee: Individual
•
Filing: 1955-12-13
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Granted: 1959-09-08
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Expires: 1975-12-13
Abstract
No abstract record available.
Inventors
- 👤 Jonke Richard
- 👤 Lintner Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:38
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/14; B29C45/14631; B29C45/1418; B29C45/0025; Y; Y10; Y10S; Y10S264/00; Y10S264/53
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A PROCESS FOR INJECTION-MOLDING PARTS IN PLASTIC MATERIAL REINFORCED BY INCORPORATING OF FABRICS IN A MOLD DIVIDED INTO TWO HALF-MOLDS IN CONTACT ALONG A SUBSTANTIALLY PLANE PERIPHERIC SURFACE COMPRISING PLACING TWO FABRICS FITTINGS BETWEEN THE INNER WALLS OF SAID HALF-MOLDS, CLOSING THE MOLD, FILLING THE PLASTIC MATERIAL IN A VISCOUS STATE INTO THE CLOSED MOLD BETWEEN SAID FABRICS FITTINGS FROM A POINT OF SAID PERIPHERIC SURFACE OF CONTACT OF SAID TWO HALFMOLDS, AT A LOW SPEED, MAINTAINING THE TEMPERATURE OF SAID PLASTIC MATERIAL SUBSTANTIALLY CONSTANT DURING SAID
Claim 2
Dependent Claim
87 words
A PROCESS FOR INJECTION-MOLDING PARTS IN PLASTIC MATERIAL REINFORCED BY INCORPORATING OF FABRICS IN A MOLD DIVIDED INTO TWO HALF-MOLDS IN CONTACT ALONG A SUBSTANTIALLY PLANE PERIPHERIC SURFACE COMPRISING PLACING TWO FABRICS FITTINGS BETWEEN THE INNER WALLS OF SAID HALF-MOLDS, CLOSING THE MOLD, FILLING THE PLASTIC MATERIAL IN A VISCOUS STATE INTO THE CLOSED MOLD BETWEEN SAID FABRICS FITTINGS FROM A POINT OF SAID PERIPHERIC SURFACE OF CONTACT OF SAID TWO HALFMOLDS, AT A LOW SPEED, MAINTAINING THE TEMPERATURE OF SAID PLASTIC MATERIAL SUBSTANTIALLY CONSTANT DURING SAID
References Cited (Backward Citations)
US2495640A
Cited
US2642920A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |