Patent US3428514A successfully refreshed from Google Patents.
US3428514A
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Spherical reflectant organic polymer article and process
Assignee: Sybron Transition Corp
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Filing: 1966-05-18
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Granted: 1969-02-18
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Expires: 1986-05-18
Abstract
No abstract record available.
Inventors
- 👤 Albert H Greer
- 👤 Robert W Hardy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:00
CPC Classifications
C; C08; C08F; C08F2/00; C08F2/44; C09; C09D; C09D5/00; C09D5/004; Y; Y10; Y10S; Y10S428/00; Y10S428/913; Y10T; Y10T428/00; Y10T428/22; Y10T428/29; Y10T428/2913; Y10T428/2922; Y10T428/2925; Y10T428/2982; Y10T428/31504; Y10T428/31678; Y10T428/31692; Y10T428/31699
Claims Analysis
Total Claims: 0
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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) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |