US3259974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for molding cup-shaped bodies
Assignee: Corning Glass Works
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Filing: 1963-11-06
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Granted: 1966-07-12
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Expires: 1983-11-06
Abstract
No abstract record available.
Inventors
- 👤 Lawrence J Gehl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:20
CPC Classifications
H; H10; H10W; H10W74/00; H10W74/01; H10W74/016; B; B29; B29C; B29C43/00; B30; B30B; B30B11/00; B30B11/34; C; C03; C03B; C03B19/00; C03B19/06; H01; H01J; H01J9/00; H01J9/24; H01J9/32; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49194; Y10T29/49195; Y10T29/49204; Y10T29/49208; Y10T29/4921; Y10T29/4998
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
THE METHOD OF MODLING A UNITARY CUP-SHAPED BODY WITH AT LEAST ONE WIRE PASSING THROUGH THE BASE OF SAID BODY GENERALLY HORIZONTALLY FROM THE EXTERNAL SIDE SURFACE OF SAID BASE TO THE INNER SURFACE OF SAID BASE AND THENCE FLUSH WITH SAID INNER SURFACE, WHICH COMPRISES POSITIONING A LEAST ONE STRAIGHT PIECE OF WIRE HORIZONTALLY THROUGH AN OPENING IN THE SIDEWALLS OF AN OPEN TOP MOLD INTERMEDIATE THE TOP AND BOTTOM OF THE CAVITY FORMED BY SAID MOLD, EXTENDING THE WIRE HORIZONTALLY INTO SAID CAVITY AND SUPPORTING THE INNERMOST END THEREOF ON THE TOP SURFACE OF A CENTRAL CORE MEMBER IN THE LOWER PART OF SAID CAVITY FORMING AN ANNULAR CAVITY PORTION BENEATH SAID WIRE, FILLING THE MOLD CAVITY WITH A CHARGE OF GRANULAR MOLDING MATERIAL AND COMPRESSING THE MOLDING MATERIAL WITHIN SAID CAVITY.
Claim 2
Independent Claim
134 words
THE METHOD OF MODLING A UNITARY CUP-SHAPED BODY WITH AT LEAST ONE WIRE PASSING THROUGH THE BASE OF SAID BODY GENERALLY HORIZONTALLY FROM THE EXTERNAL SIDE SURFACE OF SAID BASE TO THE INNER SURFACE OF SAID BASE AND THENCE FLUSH WITH SAID INNER SURFACE, WHICH COMPRISES POSITIONING A LEAST ONE STRAIGHT PIECE OF WIRE HORIZONTALLY THROUGH AN OPENING IN THE SIDEWALLS OF AN OPEN TOP MOLD INTERMEDIATE THE TOP AND BOTTOM OF THE CAVITY FORMED BY SAID MOLD, EXTENDING THE WIRE HORIZONTALLY INTO SAID CAVITY AND SUPPORTING THE INNERMOST END THEREOF ON THE TOP SURFACE OF A CENTRAL CORE MEMBER IN THE LOWER PART OF SAID CAVITY FORMING AN ANNULAR CAVITY PORTION BENEATH SAID WIRE, FILLING THE MOLD CAVITY WITH A CHARGE OF GRANULAR MOLDING MATERIAL AND COMPRESSING THE MOLDING MATERIAL WITHIN SAID CAVITY.
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |