US3302568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concatenated series of propellant charges
Assignee: Curtiss Wright Corp
•
Filing: 1962-12-27
•
Granted: 1967-02-07
•
Expires: 1982-12-27
Abstract
No abstract record available.
Inventors
- 👤 Richard E Biehl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:09
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/94; B; B64; B64G; B64G1/00; B64G1/22; B64G1/24; B64G1/26; F42; F42B; F42B10/00; F42B10/60; F42B10/66; F42B10/661
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US173675A
Cited
US221015A
Cited
US691500A
Cited
US1191299A
Cited
US1838984A
Cited
US2172163A
Cited
US2207635A
Cited
US2396566A
Cited
US2403730A
Cited
US2960031A
Cited
US3210930A
Cited
US3210931A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |