US2487688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor
Assignee: Honeywell Inc
•
Filing: 1945-03-19
•
Granted: 1949-11-08
•
Expires: 1965-03-19
Abstract
No abstract record available.
Inventors
- 👤 Carl J Bishofberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:26
CPC Classifications
H; H02; H02K; H02K17/00; H02K17/02; H02K17/04; H02K17/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US433701A
Cited
US497113A
Cited
US1956041A
Cited
US1965772A
Cited
US1944083A
Cited
US2025817A
Cited
GB459593A
Cited
US2157752A
Cited
US2280766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-07 | 1953-05-09 | 1953-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-07 | 1957-05-09 | 1957-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-07 | 1961-05-09 | 1961-11-08 | $7700.00 | Window Closed / Lapsed |