Patent US2870484A successfully refreshed from Google Patents.
US2870484A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spherical die
Assignee: Individual
•
Filing: 1955-04-06
•
Granted: 1959-01-27
•
Expires: 1975-04-06
Abstract
No abstract record available.
Inventors
- 👤 Jack P Livingston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:43
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/32; B29C43/36; B29C43/361; B29C2043/3615; B29C33/00; B29C33/02; B29C33/08; B29K; B29K2105/00; B29K2105/25; B29K2105/251; B29L; B29L2031/00; B29L2031/772; B29L2031/7734; Y; Y10; Y10S; Y10S425/00; Y10S425/028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1745482A
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US1984307A
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US2131319A
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US2363808A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |