US3340245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crosslinking of polymers
Assignee: Honeywell International Inc
•
Filing: 1964-07-24
•
Granted: 1967-09-05
•
Expires: 1984-07-24
Abstract
No abstract record available.
Inventors
- 👤 Oser Zalik
- 👤 Edward J Woelfel
- 👤 Fuhrmann Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:25
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
A PROCESS FOR CROSSLINKING HALOGEN-CONTAINING OLEFIN POLYMERS, WHICH COMPRISES CONTACTING THE POLYMER WITH GASEOUS BF3.
Claim 2
Dependent Claim
15 words
A PROCESS FOR CROSSLINKING HALOGEN-CONTAINING OLEFIN POLYMERS, WHICH COMPRISES CONTACTING THE POLYMER WITH GASEOUS BF3.
References Cited (Backward Citations)
US2561814A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |