US3528201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low temperature apparatus for deflashing molded articles
Assignee: Air Products and Chemicals Inc
•
Filing: 1969-02-28
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Granted: 1970-09-15
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Expires: 1989-02-28
Abstract
No abstract record available.
Inventors
- 👤 Robert D Jones
- 👤 David J Klee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:07
CPC Classifications
B; B29; B29C; B29C37/00; B29C37/02; B24; B24B; B24B31/00; G; G05; G05D; G05D23/00; G05D23/19; G05D23/1919; G05D23/20; G05D23/22; B29C35/00; B29C35/16; B29C2035/1616; B29C2035/1625; B29C2035/165; B29K; B29K2021/00
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) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |