US2711563A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clearer for drafting rolls
Assignee: Individual
•
Filing: 1951-03-28
•
Granted: 1955-06-28
•
Expires: 1971-03-28
Abstract
No abstract record available.
Inventors
- 👤 Lathauwer Rene J De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:34
CPC Classifications
D; D01; D01H; D01H5/00; D01H5/18; D01H5/60; D01H5/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US697212A
Cited
GB190213799A
Cited
GB190726477A
Cited
US1071319A
Cited
GB191300286A
Cited
US1690983A
Cited
GB476514A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-27 | 1958-12-27 | 1959-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-27 | 1962-12-27 | 1963-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-27 | 1966-12-27 | 1967-06-28 | $7700.00 | Window Closed / Lapsed |