US3177083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-static treatment of glass beads
Assignee: Prismo Safety Corp
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Filing: 1962-02-13
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Granted: 1965-04-06
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Expires: 1982-02-13
Abstract
No abstract record available.
Inventors
- 👤 Vries Eduard R De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:13
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/22; C03C17/23; C03C17/25; C03C2217/00; C03C2217/20; C03C2217/21; C03C2217/213; C03C2218/00; C03C2218/10; C03C2218/11; C03C2218/111; Y; Y10; Y10S; Y10S260/00; Y10S260/15; Y10S260/16; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
34 words
A COMPOSITION SUITABLE FOR THE TREATMENT OF A MASS OF GLASS SPHERES TO RENDER THEM FREE OF STATIC AND YET FREE FLOWING COMPRISING A MIXTURE OF THE FOLLOWING INGREDIENTS PER 100 POUNDS OF SPHERES:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |