Patent US2979771A successfully refreshed from Google Patents.
US2979771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic draw press
Assignee: Individual
•
Filing: 1957-09-30
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Granted: 1961-04-18
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Expires: 1977-09-30
Abstract
No abstract record available.
Inventors
- 👤 Ralph F Taber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:15
CPC Classifications
B; B29; B29C; B29C51/00; B29C51/26; B29C51/30; B29C51/38; B29C51/08; B29C51/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2522956A
Cited
US2521388A
Cited
US2490625A
Cited
US2640325A
Cited
US2775015A
Cited
US2825092A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |