US3533731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dyeing of polyolefins
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1965-06-25
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Granted: 1970-10-13
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Expires: 1985-06-25
Abstract
No abstract record available.
Inventors
- 👤 Albert J Shmidl
- 👤 Leroy C Jennings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:44
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/64; D06P1/651; D06P1/6515; D06P1/65162; D06P3/00; D06P3/79; Y; Y10; Y10S; Y10S8/00; Y10S8/92; Y10S8/928; Y10S8/93
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) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |