US2614645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for chemical reaction detection
Assignee: Individual
•
Filing: 1947-02-03
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Granted: 1952-10-21
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Expires: 1967-02-03
Abstract
No abstract record available.
Inventors
- 👤 Harley A Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:42
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/08; B01J19/10; B01J3/00; B01J3/002
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
30 words
APPARATUS OF THE CLASS DESCRIBED COMPRISING, IN COMBINATION, A REACTION BOMB HAVING WALLS DEFINING A CHAMBER, AND A SONIC VIBRATION DETECTOR WITHIN AT LEAST ONE OF SAID ADJACENT SAID CHAMBER.
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) | 1955-10-21 | 1956-04-21 | 1956-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-21 | 1960-04-21 | 1960-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-21 | 1964-04-21 | 1964-10-21 | $7700.00 | Window Closed / Lapsed |