US3087954A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the preparation of
Assignee: —
•
Filing: —
•
Granted: 1963-04-30
•
Expires: 1980-04-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:56
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/48; C07C29/50; C07C29/54; C07C51/00; C07C51/16; C07C51/21; C07C51/23; C07C51/235
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
13 words
IN A PROCESS FOR OXIDIZING HIGH MOLECULAR WEIGHT ALUMINIUM N-ALKYLS HAVING THE FORMULA
Claim 2
Dependent Claim
13 words
IN A PROCESS FOR OXIDIZING HIGH MOLECULAR WEIGHT ALUMINIUM N-ALKYLS HAVING THE FORMULA
Claim 3
Dependent Claim
13 words
IN A PROCESS FOR OXIDIZING HIGH MOLECULAR WEIGHT ALUMINUM N-ALKYLS HAVING THE FORMULA
Claim 4
Dependent Claim
13 words
IN A PROCESS FOR OXIDIZING HIGH MOLECULAR WEIGHT ALUMINUM N-ALKYLS HAVING THE FORMULA
References Cited (Backward Citations)
US2987535A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |