US2558860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of golf balls
Assignee: —
•
Filing: —
•
Granted: 1951-07-03
•
Expires: 1968-07-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:42
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/02; B29C43/027; A; A63; A63B; A63B37/00; A63B37/0003; A63B37/007; A63B37/0072; A63B37/0074; A63B45/00; B29C35/00; B29C35/02; B29C43/14; B29C43/146; B29C43/32; B29C43/52; C; C08; C08C; C08C19/00; C08C19/20; B29K; B29K2021/00; B29L; B29L2031/00; B29L2031/54; B29L2031/545; Y; Y10; Y10S; Y10S524/00; Y10S524/908
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A METHOD OF MANUFACTURING GOLF BALLS WHICH COMPRISES THE STEPS OF ESTABLISHING A MIX CONTAINING RUBBER, VULCANIZING AGENTS AND FILLERS TOGETHER WITH A CHEMICAL SUBSTANCE WHICH IS DECOMPOSABLE UNDER THE ACTION OF HEAT AT ATMOSPHERIC PRESSURE, SUBJECTING THE MIXTURE TO HEAT AND PRESSURE IN A FLUID-TIGHT MOULD WHICH MOULD IS COMPLETELY FILLED WITH SAID MIX AND HELD CLOSED TO CAUSE VULCANIZATION OF THE MIX, AND THEREAFTER COOLING THE FILLED AND CLOSED MOULD BEFORE REMOVAL OF THE VULCANIZED MASS FROM THE MOULD WHEREBY A HARD, TOUGH, HIGHLY RESILENT VULCANIZED MASS IS PRODUCED WHICH IS FREE FROM CELLULAR STRUCTURE VISIBLE TO THE NAKED EYE.
Claim 2
Independent Claim
102 words
A METHOD OF MANUFACTURING GOLF BALLS WHICH COMPRISES THE STEPS OF ESTABLISHING A MIX CONTAINING RUBBER, VULCANIZING AGENTS AND FILLERS TOGETHER WITH A CHEMICAL SUBSTANCE WHICH IS DECOMPOSABLE UNDER THE ACTION OF HEAT AT ATMOSPHERIC PRESSURE, SUBJECTING THE MIXTURE TO HEAT AND PRESSURE IN A FLUID-TIGHT MOULD WHICH MOULD IS COMPLETELY FILLED WITH SAID MIX AND HELD CLOSED TO CAUSE VULCANIZATION OF THE MIX, AND THEREAFTER COOLING THE FILLED AND CLOSED MOULD BEFORE REMOVAL OF THE VULCANIZED MASS FROM THE MOULD WHEREBY A HARD, TOUGH, HIGHLY RESILENT VULCANIZED MASS IS PRODUCED WHICH IS FREE FROM CELLULAR STRUCTURE VISIBLE TO THE NAKED EYE.
References Cited (Backward Citations)
US704462A
Cited
US1227791A
Cited
US1369626A
Cited
US1538789A
Cited
US2071647A
Cited
US2156508A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-02 | 1955-01-01 | 1955-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-02 | 1959-01-01 | 1959-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-02 | 1963-01-01 | 1963-07-03 | $7700.00 | Window Closed / Lapsed |