US3218262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass compositions
Assignee: Compagnie de Saint Gobain SA
•
Filing: 1962-04-17
•
Granted: 1965-11-16
•
Expires: 1982-04-17
Abstract
No abstract record available.
Inventors
- 👤 Lajarte Stephane Dufaure De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:02
CPC Classifications
C; C03; C03C; C03C3/00; C03C3/04; C03C3/076; C03C3/083; C03C3/085; C03C23/00; C03C23/0005; C03C23/004; C03C23/0045
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
14 words
GLASS ADAPTED TO MEASURED ACTIVATION BY RADIATION WHICH CONSISTS IN ITS ESSENTIAL INGREDIENTS OF
Claim 2
Dependent Claim
14 words
GLASS ADAPTED TO MEASURED ACTIVATION BY RADIATION WHICH CONSISTS IN ITS ESSENTIAL INGREDIENTS OF
Claim 3
Dependent Claim
30 words
A GLASS ACCORDING TO CLAIM 1, SAID RADIOACTIVABLE INGREDIENT BEING AT LEAST ONE OF THE GROUP CONSISTING OF CR, SC, AND ZN, DISPERSED IN THE GLASS IN A VITRIFIED STATE.
References Cited (Backward Citations)
US2955088A
Cited
US3007882A
Cited
US2988523A
Cited
US2952641A
Cited
US3084054A
Cited
US3095311A
Cited
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 |