US3459569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass compositions
Assignee: OI Glass Inc
•
Filing: 1966-09-29
•
Granted: 1969-08-05
•
Expires: 1986-09-29
Abstract
No abstract record available.
Inventors
- 👤 James Leslie Ellis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:04
CPC Classifications
C; C03; C03C; C03C8/00; C03C8/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A SOLDER GLASS COMPOSITIONS WHEREIN SAID COMPOSITION CONSISTS ESSENTIALLY OF 10 TO 22 MOLE PERCENT LI2O, 5 TO 12 MOLE PERCENT CU2O, 0 TO 3 MOLE PERCENT FE2O3, 0 TO 2.5 MOLE PERCENT MNO2, 6 TO 10 MOLE PERCENT AL2O3 AND 55 TO 70 MOLE PERCENT SIO2.
Claim 2
Dependent Claim
47 words
A SOLDER GLASS COMPOSITIONS WHEREIN SAID COMPOSITION CONSISTS ESSENTIALLY OF 10 TO 22 MOLE PERCENT LI2O, 5 TO 12 MOLE PERCENT CU2O, 0 TO 3 MOLE PERCENT FE2O3, 0 TO 2.5 MOLE PERCENT MNO2, 6 TO 10 MOLE PERCENT AL2O3 AND 55 TO 70 MOLE PERCENT SIO2.
References Cited (Backward Citations)
US3414465A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |