US3366993A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for molding
Assignee: Individual
•
Filing: 1965-03-15
•
Granted: 1968-02-06
•
Expires: 1985-03-15
Abstract
No abstract record available.
Inventors
- 👤 Jerome H Lemelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:42
CPC Classifications
F; F28; F28F; F28F13/00; F28F13/18; B; B29; B29C; B29C41/00; B29C41/02; B29C41/08; B29C41/34; B29C41/36; B29C41/365; B29C44/00; B29C44/02; B29C44/04; B29C44/0461; F28F19/00; F28F19/02; F28F3/00; F28F3/12; F28F3/14; B29C37/00; B29C37/0025; B29C37/0028; B29C2037/0039; B29K; B29K2105/00; B29K2105/04; Y; Y10; Y10S; Y10S273/00; Y10S273/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
MOLDING APPARATUS COMPRISING A MOLD HAVING A CAVITY FOR RECEIVING MOLDING MATERIAL TO BE MOLDED TO SHAPE AGAINST THE WALLS OF SAID CAVITY, AN OPENING IN SAID MOLD DEFINING A PASSAGEWAY COMMUNICATING WITH SAID CAVITY VALVE MEANS INCLUDING MOVABLE MEANS FOR MAINTAINING SAID PASSAGEWAY CLOSED DURING MOLDING, AN INJECTION MEANS FOR FLUENT MOLDING MATERIAL INCLUDING AN ELONGATED NOZZLE OPERATIVE TO EJECT MOLDING MATERIAL THEREFROM, MEANS FOR ADVANCING SAID NOZZLE INTO SAID OPENING UPON THE ALIGNMENT OF SAID NOZZLE AND SAID OPENING SAID VALVE MEANS BEING OPERATIVE TO RECEIVE SAID NOZZLE, SAID MOVABLE MEANS BEING DISPLACED BY SAID NOZZLE UPON MOVEMENT OF SAID NOZZLE AGAINST SAID VALVE MEANS TO OPEN SAID VALVE PERMITTING INJECTION OF SAID MOLDING MATERIAL INTO SAID MOLD FROM SAID NOZZLE.
Claim 2
Dependent Claim
123 words
MOLDING APPARATUS COMPRISING A MOLD HAVING A CAVITY FOR RECEIVING MOLDING MATERIAL TO BE MOLDED TO SHAPE AGAINST THE WALLS OF SAID CAVITY, AN OPENING IN SAID MOLD DEFINING A PASSAGEWAY COMMUNICATING WITH SAID CAVITY VALVE MEANS INCLUDING MOVABLE MEANS FOR MAINTAINING SAID PASSAGEWAY CLOSED DURING MOLDING, AN INJECTION MEANS FOR FLUENT MOLDING MATERIAL INCLUDING AN ELONGATED NOZZLE OPERATIVE TO EJECT MOLDING MATERIAL THEREFROM, MEANS FOR ADVANCING SAID NOZZLE INTO SAID OPENING UPON THE ALIGNMENT OF SAID NOZZLE AND SAID OPENING SAID VALVE MEANS BEING OPERATIVE TO RECEIVE SAID NOZZLE, SAID MOVABLE MEANS BEING DISPLACED BY SAID NOZZLE UPON MOVEMENT OF SAID NOZZLE AGAINST SAID VALVE MEANS TO OPEN SAID VALVE PERMITTING INJECTION OF SAID MOLDING MATERIAL INTO SAID MOLD FROM SAID NOZZLE.
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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) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |