Patent US3245918A successfully refreshed from Google Patents.
US3245918A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bead process and products
Assignee: OI Glass Inc
•
Filing: 1963-06-12
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Granted: 1966-04-12
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Expires: 1983-06-12
Abstract
No abstract record available.
Inventors
- 👤 Alfred J Burzynski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:05
CPC Classifications
B; B01; B01J; B01J21/00; B01J21/06; B01J21/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
A PROCESS FOR PRODUCING BEADS WHICH COMPRISES AGITATING A MIXTURE WHICH COMPRISES A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
17 words
A PROCESS FOR PRODUCING BEADS WHICH COMPRISES AGITATING A MIXTURE WHICH COMPRISES A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US2317803A
Cited
US2419272A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |