US3053907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nitroadamantanes and their preparation
Assignee: EIDP Inc
•
Filing: 1958-11-21
•
Granted: 1962-09-11
•
Expires: 1978-11-21
Abstract
No abstract record available.
Inventors
- 👤 Smith George William
- 👤 Williams Harry Douglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:51
CPC Classifications
C; C07; C07C; C07C205/00; C07C205/05; C07C2603/00; C07C2603/56; C07C2603/58; C07C2603/70; C07C2603/74
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
NITRAO ADAMANTANE SELECTED FROM THE GROUP CONSISTING OF TERTIARY MONO- AND DINITROADAMANTANE.
Claim 2
Dependent Claim
12 words
NITRAO ADAMANTANE SELECTED FROM THE GROUP CONSISTING OF TERTIARY MONO- AND DINITROADAMANTANE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-10 | 1966-03-12 | 1966-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-10 | 1970-03-12 | 1970-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-10 | 1974-03-12 | 1974-09-11 | $7700.00 | Window Closed / Lapsed |