US3512761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High expansion foam generator
Assignee: EW Bliss Co Inc
•
Filing: 1968-04-10
•
Granted: 1970-05-19
•
Expires: 1988-04-10
Abstract
No abstract record available.
Inventors
- 👤 James F O'regan
- 👤 Bertil A Lundberg
- 👤 Walter J Mussoni
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:11
CPC Classifications
A; A62; A62C; A62C99/00; A62C99/0009; A62C99/0018; A62C99/0027; Y; Y10; Y10S; Y10S261/00; Y10S261/26
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2218294A
Cited
US2478998A
Cited
US2829874A
Cited
US2990165A
Cited
US3241617A
Cited
US3186490A
Cited
US3142340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |