US3488801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Movable blow pin for directional cooling
Assignee: Phillips Petroleum Co
•
Filing: 1966-07-05
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Granted: 1970-01-13
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Expires: 1986-07-05
Abstract
No abstract record available.
Inventors
- 👤 John E Havely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:52
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/42; B29C49/64; B29C49/66; B29C49/58; B29C49/60; B29C35/00; B29C35/16; B29C2035/1616; B29C2035/1625; B29C2035/165; B29C49/6604; B29C2049/6606; B29C2049/6607; B29C2049/6615; B29C2049/6623; B29K; B29K2023/00; B29K2023/04; B29K2023/06
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) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |