US2935936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stencil with magnetic holding means
Assignee: Individual
•
Filing: 1956-07-17
•
Granted: 1960-05-10
•
Expires: 1976-07-17
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Woodring
- 👤 Joseph E Knepper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 02:44
CPC Classifications
B; B41; B41N; B41N1/00; B41N1/24; B41N1/248; B05; B05C; B05C17/00; B05C17/06; Y; Y10; Y10S; Y10S428/00; Y10S428/90
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US329476A
Cited
GB217435A
Cited
US1560407A
Cited
US1561534A
Cited
GB253931A
Cited
US1624538A
Cited
US1735883A
Cited
US1707729A
Cited
US1715350A
Cited
US1809199A
Cited
US1895309A
Cited
US2144184A
Cited
US2237734A
Cited
US2254498A
Cited
US2348335A
Cited
US2363842A
Cited
US2421825A
Cited
US2518204A
Cited
US2651989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-10 | 1963-11-09 | 1964-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-10 | 1967-11-09 | 1968-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-10 | 1971-11-09 | 1972-05-10 | $7700.00 | Window Closed / Lapsed |