US3075246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stiller
Assignee: —
•
Filing: —
•
Granted: 1963-01-29
•
Expires: 1980-01-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:43
CPC Classifications
B; B29; B29C; B29C33/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
A MOLDING DEVICE OF THE CHARACTER DESCRIBED, COMPRISING; FIRST AND SECOND MOLD SECTIONS; SAID FIRST MOLD SECTION HAVING A FLAT MATING FACE; FIRST AND SECOND SUPPORT SURFACES DEFINED BY SAID FIRST MOLD SECTION; SAID FIRST SUPPORT SURFACE BEING OFFSET WITH RESPECT TO THE PLANE OF SAID MATING FACE; SAID SECOND SUPPORT SURFACE BEING OFFSET WITH RESPECT TO THE PLANE OF SAID FIRST SUPPORT SURFACE; AN INSERT PLATE SUPPORTED ON SAID FIRST SUPPORT SURFACE AND HAVING AN OPENING THERETHROUGH THAT IS ALIGNED WITH SAID SECOND SUPPORT SURFACE IN SPACED RELATIONSHIP THEREWITH AND FURTHER HAVING A BOTTOM SURFACE THAT IS SPHERICALLY UNDERCUT ADJACENT SAID OPENING; A DESIGN IMPARTING MEMBER SUPPORTED WITH RESPECT TO SAID SECOND SUPPORT SURFACE AND HAVING A SPHERICAL PORTION CLOSING THE OPEN END OF SAID OPENING THAT IS IN ALIGNEMENT WITH SAID SECOND SUPPORT SURFACE DURING THE PERIOD THAT SAID INSERT PLATE IS SUPPORTED ON SAID FIRST SUPPORT SURFACE; SAID OPENING, SAID SPHERICALLY UNDERCUT PORTION AND SAID DESIGN IMPARTING MEMBER DEFINING A MOLD CAVITY OF GENERALLY CIRCULAR AND CONCAVE CONFIGURATION DURING THE PERIOD OF ENGAGEMENT THEREBETWEEN.
Claim 2
Dependent Claim
177 words
A MOLDING DEVICE OF THE CHARACTER DESCRIBED, COMPRISING; FIRST AND SECOND MOLD SECTIONS; SAID FIRST MOLD SECTION HAVING A FLAT MATING FACE; FIRST AND SECOND SUPPORT SURFACES DEFINED BY SAID FIRST MOLD SECTION; SAID FIRST SUPPORT SURFACE BEING OFFSET WITH RESPECT TO THE PLANE OF SAID MATING FACE; SAID SECOND SUPPORT SURFACE BEING OFFSET WITH RESPECT TO THE PLANE OF SAID FIRST SUPPORT SURFACE; AN INSERT PLATE SUPPORTED ON SAID FIRST SUPPORT SURFACE AND HAVING AN OPENING THERETHROUGH THAT IS ALIGNED WITH SAID SECOND SUPPORT SURFACE IN SPACED RELATIONSHIP THEREWITH AND FURTHER HAVING A BOTTOM SURFACE THAT IS SPHERICALLY UNDERCUT ADJACENT SAID OPENING; A DESIGN IMPARTING MEMBER SUPPORTED WITH RESPECT TO SAID SECOND SUPPORT SURFACE AND HAVING A SPHERICAL PORTION CLOSING THE OPEN END OF SAID OPENING THAT IS IN ALIGNEMENT WITH SAID SECOND SUPPORT SURFACE DURING THE PERIOD THAT SAID INSERT PLATE IS SUPPORTED ON SAID FIRST SUPPORT SURFACE; SAID OPENING, SAID SPHERICALLY UNDERCUT PORTION AND SAID DESIGN IMPARTING MEMBER DEFINING A MOLD CAVITY OF GENERALLY CIRCULAR AND CONCAVE CONFIGURATION DURING THE PERIOD OF ENGAGEMENT THEREBETWEEN.
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) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |