US3249246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of newly formed glass articles
Assignee: Ball Corp
•
Filing: 1964-10-07
•
Granted: 1966-05-03
•
Expires: 1984-10-07
Abstract
No abstract record available.
Inventors
- 👤 William P Mahoney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:38
CPC Classifications
C; C03; C03C; C03C23/00; C03C15/00; C03C17/00; Y; Y10; Y10T; Y10T428/00; Y10T428/13; Y10T428/131
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A METHOD FOR PRODUCING A GLASS ARTICLE OF IMPROVED CHEMICAL DURABILITY AND BURSTING STRENGTH WHICH COMPRISES TREATING A NEWLY FORMED GLASS ARTICLE AS DELIVERED FROM A FORMING MACHINE, WITH A DECOMPOSABLE HALOGEN-CONTAINING COMPOUND WHILE THE ARTICLE IS AT A TEMPERATURE ABOVE THE DECOMPOSITION POINT OF THE HALOGEN-CONTAINING COMPOUND DUE TO THE RESIDUAL HEAT OF FORMATION RETAINED BY THE ARTICLE WHEREBY THE CHEMICAL DURABILITY AND BURSTING STRENGTH OF THE ARTICLE ARE IMPROVED WHILE RETAINING SUBSTANTIALLY THE ORIGINAL APPEARANCE OF THE ARTICLE.
Claim 2
Independent Claim
80 words
A METHOD FOR PRODUCING A GLASS ARTICLE OF IMPROVED CHEMICAL DURABILITY AND BURSTING STRENGTH WHICH COMPRISES TREATING A NEWLY FORMED GLASS ARTICLE AS DELIVERED FROM A FORMING MACHINE, WITH A DECOMPOSABLE HALOGEN-CONTAINING COMPOUND WHILE THE ARTICLE IS AT A TEMPERATURE ABOVE THE DECOMPOSITION POINT OF THE HALOGEN-CONTAINING COMPOUND DUE TO THE RESIDUAL HEAT OF FORMATION RETAINED BY THE ARTICLE WHEREBY THE CHEMICAL DURABILITY AND BURSTING STRENGTH OF THE ARTICLE ARE IMPROVED WHILE RETAINING SUBSTANTIALLY THE ORIGINAL APPEARANCE OF THE ARTICLE.
References Cited (Backward Citations)
US1782169A
Cited
US1760427A
Cited
US2241511A
Cited
US2525725A
Cited
US2947117A
Cited
US2947615A
Cited
US2881566A
Cited
US2982053A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |