US3052064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glassblower's safety manostat and system
Assignee: Individual
•
Filing: 1959-06-08
•
Granted: 1962-09-04
•
Expires: 1979-06-08
Abstract
No abstract record available.
Inventors
- 👤 Robert S Kaeser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:06
CPC Classifications
C; C03; C03B; C03B9/00; C03B9/08; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/877
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) | 1965-09-03 | 1966-03-05 | 1966-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-03 | 1970-03-05 | 1970-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-03 | 1974-03-05 | 1974-09-04 | $7700.00 | Window Closed / Lapsed |