Patent US2536816A successfully refreshed from Google Patents.
US2536816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse generator
Assignee: Stromberg Carlson Corp
•
Filing: 1946-05-29
•
Granted: 1951-01-02
•
Expires: 1966-05-29
Abstract
No abstract record available.
Inventors
- 👤 James A Krumhansl
- 👤 Glenn H Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:21
CPC Classifications
H; H03; H03B; H03B19/00; H03B19/06; H03B19/08; H03B19/12; H03K; H03K21/00; H03K3/00; H03K3/02; H03K3/04; H03K3/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1954-01-01 | 1954-07-03 | 1955-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-01 | 1958-07-03 | 1959-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-01 | 1962-07-03 | 1963-01-02 | $7700.00 | Window Closed / Lapsed |