US3392074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for producing counter tops
Assignee: Form Rite Plastic Co Inc
•
Filing: 1966-02-24
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Granted: 1968-07-09
•
Expires: 1986-02-24
Abstract
No abstract record available.
Inventors
- 👤 Robert R Bartron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:36
CPC Classifications
B; B29; B29C; B29C53/00; B29C53/02; B29C53/04; B29C63/00; B29C63/02; B29C63/04; B29C63/042; B29D; B29D99/00; B29D99/0039; B32; B32B; B32B27/00; B29L; B29L2031/00; B29L2031/44; B29L2031/441; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1034; Y10T156/1043; Y10T156/1044; Y10T156/1046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2739637A
Cited
US2804909A
Cited
US2973025A
Cited
US2890919A
Cited
US3028275A
Cited
US3012601A
Cited
US3009201A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |