US2484023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of propellants
Assignee: Individual
•
Filing: 1945-06-20
•
Granted: 1949-10-11
•
Expires: 1965-06-20
Abstract
No abstract record available.
Inventors
- 👤 Charles P Fenimore
- 👤 Lester P Kuhn
- 👤 Joseph H Frazer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:17
CPC Classifications
C; C06; C06B; C06B21/00; C06B21/0083; C06B25/00; C06B25/18; C06B25/24; C06B25/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US610455A
Cited
US647420A
Cited
US1838346A
Cited
US1963975A
Cited
US1963116A
Cited
US2038700A
Cited
US2131352A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-10 | 1953-04-11 | 1953-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-10 | 1957-04-11 | 1957-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-10 | 1961-04-11 | 1961-10-11 | $7700.00 | Window Closed / Lapsed |