US3137633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Irradiation of polymerizable organic materials by fission products of boron-10
Assignee: Hrb-Singer Inc
•
Filing: 1960-05-13
•
Granted: 1964-06-16
•
Expires: 1980-05-13
Abstract
No abstract record available.
Inventors
- 👤 Donald E Kline
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:44
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/08; B01J19/081; C; C08; C08J; C08J3/00; C08J3/28
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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |