Patent US3504423A successfully refreshed from Google Patents.
US3504423A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for making artificial tree branches
Assignee: RO Kent Corp
•
Filing: 1969-04-18
•
Granted: 1970-04-07
•
Expires: 1989-04-18
Abstract
No abstract record available.
Inventors
- 👤 Arthur Kraszeski
- 👤 Stephen D Kent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:12
CPC Classifications
A; A41; A41G; A41G1/00; A41G1/02; A47; A47G; A47G33/00; A47G33/04; A47G33/06; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49828; Y10T29/51; Y10T29/5136; Y10T29/5137; Y10T29/5142; Y10T29/53; Y10T29/53709; Y10T29/53783
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) | 1973-04-06 | 1973-10-06 | 1974-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-06 | 1977-10-06 | 1978-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-06 | 1981-10-06 | 1982-04-07 | $7700.00 | Window Closed / Lapsed |