US2912718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for shaping thermoplastic sheets
Assignee: Vogt & Hartmann
•
Filing: 1956-05-31
•
Granted: 1959-11-17
•
Expires: 1976-05-31
Abstract
No abstract record available.
Inventors
- 👤 Thiel Alfons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:50
CPC Classifications
B; B29; B29C; B29C51/00; B29C51/04; B29C51/06; Y; Y10; Y10S; Y10S264/00; Y10S264/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE23171E
Cited
US2365637A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-16 | 1963-05-18 | 1963-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-16 | 1967-05-18 | 1967-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-16 | 1971-05-18 | 1971-11-17 | $7700.00 | Window Closed / Lapsed |