US3526126A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for determining the molecular weight distribution of polymers
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1968-09-03
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Granted: 1970-09-01
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Expires: 1988-09-03
Abstract
No abstract record available.
Inventors
- 👤 Zigmond W Wilchinsky
- 👤 Edward N Kresge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:33
CPC Classifications
G; G01; G01N; G01N11/00; G01N11/02; G01N11/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE1261692B
Cited
SU148267A1
Cited
US3209581A
Cited
US3203225A
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US3242720A
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US3270553A
Cited
US3360986A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |