US3357949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymeric organic boron-nitrogen-sulfur compounds
Assignee: Bayer AG
•
Filing: 1964-05-01
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Granted: 1967-12-12
•
Expires: 1984-05-01
Abstract
No abstract record available.
Inventors
- 👤 Horn Elmar-Manfred
- 👤 Niederprum Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:46
CPC Classifications
C; C08; C08G; C08G79/00; C08G79/08
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
23 words
PROCESS FOR THE PRODUCTION OF POLYMERIC ORGANIC BORON-NITROGEN-SULFUR COMPOUNDS WHICH COMPRISES MIXING AT A TEMPERATURE BETWEEN ABOUT 0-600*C. BORANE AMINE HAVING THE FORMULA
Claim 2
Dependent Claim
23 words
PROCESS FOR THE PRODUCTION OF POLYMERIC ORGANIC BORON-NITROGEN-SULFUR COMPOUNDS WHICH COMPRISES MIXING AT A TEMPERATURE BETWEEN ABOUT 0-600*C. BORANE AMINE HAVING THE FORMULA
Claim 3
Dependent Claim
20 words
PROCESS ACCORDING TO CLAIM 1 WHEREIN SAID MIXING IS CARRIED OUT IN THE PRESENCE OF A NITRILE HAVING THE FORMULA
Claim 4
Dependent Claim
8 words
POLYMERIC BORON-NITROGEN-SULFUR COMPOUND PRODUCED ACCORDING TO CLAIM 1.
Claim 5
Dependent Claim
8 words
POLYMERIC BORON-NITROGEN-SULFUR COMPOUND PRODUCED ACCORDING TO CLAIM 7.
References Cited (Backward Citations)
US3238152A
Cited
GB1000425A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-11 | 1971-06-12 | 1971-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-11 | 1975-06-12 | 1975-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-11 | 1979-06-12 | 1979-12-12 | $7700.00 | Window Closed / Lapsed |