US3049758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding machine
Assignee: AT&T Inc
•
Filing: 1958-01-29
•
Granted: 1962-08-21
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Expires: 1978-01-29
Abstract
No abstract record available.
Inventors
- 👤 Constantine N Drevalas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:07
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/44; B29C33/442; B29C37/00; B29C37/0003; B29C37/0014; B29C45/00; B29C45/17; B29C45/40; B29C45/44; B29C45/4407; B29C2045/4089; Y; Y10; Y10S; Y10S425/00; Y10S425/058
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2483093A
Cited
US2483094A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |