US2516727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light chargeable pad
Assignee: Individual
•
Filing: 1948-09-21
•
Granted: 1950-07-25
•
Expires: 1968-09-21
Abstract
No abstract record available.
Inventors
- 👤 Robert A Schultheiss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:20
CPC Classifications
B; B44; B44F; B44F1/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE172434C
Cited
US1374875A
Cited
US1351935A
Cited
US1375816A
Cited
US1602356A
Cited
US1658234A
Cited
US2074855A
Cited
US2334766A
Cited
US2323521A
Cited
US2333597A
Cited
US2451979A
Cited
US2367608A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-24 | 1954-01-23 | 1954-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-24 | 1958-01-23 | 1958-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-24 | 1962-01-23 | 1962-07-25 | $7700.00 | Window Closed / Lapsed |