US3217356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for molding fiberglass boat hulls
Assignee: Individual
•
Filing: 1962-01-04
•
Granted: 1965-11-16
•
Expires: 1982-01-04
Abstract
No abstract record available.
Inventors
- 👤 Fred E Stutsman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:57
CPC Classifications
B; B29; B29C; B29C33/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A MOLD BODY FOR MOLDING PLASTIC BOAT HULLS AND SIMILAR PRODUCTS COMPRISING A MALE MOLD, HIGH FREQUENCY VIBRATORS MOUNTED ON THE OUTER SURFACE OF SAID MALE MOLD, A FEMALE MOLD CONSISTING OF TWO HALF MOLDS, HIGH FREQUENCY VIBRATORS MOUNTED ON THE OUTER SURFACE OF SAID FEMALE MOLD, HINGED ARM MECHANISM ADAPTED TO CAUSE SAID HALF MOLDS TO OPEN AND CLOSE, MECHANISM ADAPTED TO BRING SAID FEMALE MOLD AND SAID MALE MOLD INTO MOLDING RELATION AND FURTHER MECHANISM FOR IMPARTING A SLIGHT OSCILLATORY MOVEMENT OF SAID MALE MOLD TOWARD AND THEN AWAY FROM SAID FEMALE MOLD, IN A PLANE OF MOVEMENT PERPENDICULAR TO THE PLANE OF THE MOVEMENT IMPARTED BY SAID HINGED ARM MECHANISM TO SAID HALF MOLDS.
Claim 2
Dependent Claim
117 words
A MOLD BODY FOR MOLDING PLASTIC BOAT HULLS AND SIMILAR PRODUCTS COMPRISING A MALE MOLD, HIGH FREQUENCY VIBRATORS MOUNTED ON THE OUTER SURFACE OF SAID MALE MOLD, A FEMALE MOLD CONSISTING OF TWO HALF MOLDS, HIGH FREQUENCY VIBRATORS MOUNTED ON THE OUTER SURFACE OF SAID FEMALE MOLD, HINGED ARM MECHANISM ADAPTED TO CAUSE SAID HALF MOLDS TO OPEN AND CLOSE, MECHANISM ADAPTED TO BRING SAID FEMALE MOLD AND SAID MALE MOLD INTO MOLDING RELATION AND FURTHER MECHANISM FOR IMPARTING A SLIGHT OSCILLATORY MOVEMENT OF SAID MALE MOLD TOWARD AND THEN AWAY FROM SAID FEMALE MOLD, IN A PLANE OF MOVEMENT PERPENDICULAR TO THE PLANE OF THE MOVEMENT IMPARTED BY SAID HINGED ARM MECHANISM TO SAID HALF MOLDS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |