Patent US3421967A successfully refreshed from Google Patents.
US3421967A
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US
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Decorated thermosetting plastic article and method of producing same
Assignee: Kaumagraph Co
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Filing: 1965-03-03
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Granted: 1969-01-14
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Expires: 1985-03-03
Abstract
No abstract record available.
Inventors
- 👤 Walter L Hochner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:26
CPC Classifications
B; B44; B44C; B44C5/00; B44C5/04; B44C5/0469; B29; B29C; B29C43/00; B29C43/006; B29K; B29K2105/00; B29K2105/25; B29K2105/251; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1043; Y10T156/1044; Y10T156/1048; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24934; Y10T428/31504; Y10T428/31942; Y10T428/31949
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) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |