Patent US1513422A successfully refreshed from Google Patents.
US1513422A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressor
Assignee: Pennsylvania Pump & Compressor
•
Filing: 1923-03-01
•
Granted: 1924-10-28
•
Expires: 1943-03-01
Abstract
No abstract record available.
Inventors
- 👤 Raymond Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:06
CPC Classifications
F; F04; F04B; F04B39/00; F04B39/0005; F04B39/0022; F04B25/00; F04B25/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1927-10-28 | 1928-04-28 | 1928-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-10-28 | 1932-04-28 | 1932-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-10-28 | 1936-04-28 | 1936-10-28 | $7700.00 | Window Closed / Lapsed |