US3346514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crystalline polybenzyls
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1964-08-31
•
Granted: 1967-10-10
•
Expires: 1984-08-31
Abstract
No abstract record available.
Inventors
- 👤 Robert B Isaacson
- 👤 Joseph P Kennedy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:24
CPC Classifications
C; C08; C08G; C08G61/00; C08G61/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A PROCESS FOR THE FORMATION OF HIGH MELTING, CRYSTALLINE POLYMERS OF ARALKYL HALIDES WHICH COMPRISES POLYMERIZING A MONOMER HAVING THE FORMULA:
Claim 2
Dependent Claim
21 words
A PROCESS FOR THE FORMATION OF HIGH MELTING, CRYSTALLINE POLYMERS OF ARALKYL HALIDES WHICH COMPRISES POLYMERIZING A MONOMER HAVING THE FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |