Patent US5629790A successfully refreshed from Google Patents.
Patent US3402060A successfully refreshed from Google Patents.
US3402060A
Expired / Lapsed
US
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Decorative bricks, tiles or the like and methods of manufacturing the same
Assignee: United Ceramics Ltd
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Filing: 1965-04-12
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Granted: 1968-09-17
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Expires: 1985-04-12
Abstract
No abstract record available.
Inventors
- 👤 Groskaufmanis Edvins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:28
CPC Classifications
C; C04; C04B; C04B41/00; C04B41/009; C04B41/45; C04B41/52; C04B41/80; C04B41/81; C04B41/89; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24479; Y10T428/24612; Y10T428/2462; Y10T428/26; Y10T428/263
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) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |