US2586836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Iodine counter
Assignee: Individual
•
Filing: 1948-04-30
•
Granted: 1952-02-26
•
Expires: 1968-04-30
Abstract
No abstract record available.
Inventors
- 👤 Sidney H Liebson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:43
CPC Classifications
H; H01; H01J; H01J47/00; H01J47/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
AN IONIZATION PULSE COUNTER TUBE COMPRISING AN ENVELOPE, A PAIR OF ELECTRODES THEREIN, AND A GASEOUS FILLING THEREFOR CONSISTING ESSENTIALLY OF IODINE AND A NOBLE GAS LIGHTER THAN RADON UP TO A FEW PER CENT.
Claim 2
Dependent Claim
35 words
AN IONIZATION PULSE COUNTER TUBE COMPRISING AN ENVELOPE, A PAIR OF ELECTRODES THEREIN, AND A GASEOUS FILLING THEREFOR CONSISTING ESSENTIALLY OF IODINE AND A NOBLE GAS LIGHTER THAN RADON UP TO A FEW PER CENT.
References Cited (Backward Citations)
US2453886A
Cited
US2474851A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-25 | 1955-08-27 | 1956-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-25 | 1959-08-27 | 1960-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-25 | 1963-08-27 | 1964-02-26 | $7700.00 | Window Closed / Lapsed |