US3401156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkyleneamine polymers containing nitroformate groups
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1961-02-17
•
Granted: 1968-09-10
•
Expires: 1981-02-17
Abstract
No abstract record available.
Inventors
- 👤 John R Lovett
- 👤 Anthony J Passannante
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:18
CPC Classifications
C; C08; C08G; C08G73/00; C08G73/02; C08G73/0206; C08F; C08F8/00; C08F8/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
2 words
POLYALKYLENEAMINE NITROFORMATE.
Claim 2
Dependent Claim
2 words
POLYALKYLENEAMINE NITROFORMATE.
References Cited (Backward Citations)
US3351663A
Cited
US3346546A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-10 | 1972-03-11 | 1972-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-10 | 1976-03-11 | 1976-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-10 | 1980-03-11 | 1980-09-10 | $7700.00 | Window Closed / Lapsed |