Patent US2964134A successfully refreshed from Google Patents.
US2964134A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Checkout counter
Assignee: Individual
•
Filing: 1957-10-17
•
Granted: 1960-12-13
•
Expires: 1977-10-17
Abstract
No abstract record available.
Inventors
- 👤 Bisen Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:27
CPC Classifications
A; A47; A47F; A47F9/00; A47F9/02; A47F9/04; G; G07; G07G; G07G1/00; G07G1/0018
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1689156A
Cited
US1948522A
Cited
US2038758A
Cited
US2237080A
Cited
US2641400A
Cited
US2883004A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |