US2901184A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet rings
Assignee: Commercial Shearing Inc
•
Filing: 1956-11-30
•
Granted: 1959-08-25
•
Expires: 1976-11-30
Abstract
No abstract record available.
Inventors
- 👤 Thomas C Kane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:09
CPC Classifications
B; B21; B21B; B21B45/00; B21B45/04; B21B45/08; B05; B05B; B05B1/00; B05B1/02; B05B1/06; B08; B08B; B08B9/00; B08B9/02; B08B9/027; B08B9/04; B08B9/043; B08B9/0433; F; F16; F16K; F16K15/00; F16K15/14; F16K15/141; F16K15/142
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) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |