US3399665A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for melting and dispensing thermoplastic material
Assignee: United Shoe Machinery Corp
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Filing: 1967-05-24
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Granted: 1968-09-03
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Expires: 1987-05-24
Abstract
No abstract record available.
Inventors
- 👤 Jr Gordon V Sprague
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:51
CPC Classifications
B; B29; B29B; B29B13/00; B29B13/02; B29B13/022; B21; B21D; B21D28/00; B21D28/02; B21D28/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |