US5124316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for periodontal regeneration
Assignee: Biomimetic Therapeutics LLC
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Filing: 1990-09-13
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Granted: 1992-06-23
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Expires: 2010-09-13
Abstract
Abstract A method for promoting bone, periodontium or ligament growth of a mammal comprising applying to the bone periodontium or ligament a growth-promoting amount of a composition comprising a partially purified or purified polypeptide growth factor.
Inventors
- 👤 Harry N. Antoniades
- 👤 Samuel E. Lynch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:21
CPC Classifications
C; C07; C07K; C07K14/00; C07K14/435; C07K14/475; C07K14/49; A; A61; A61K; A61K38/00; A61K38/16; A61K38/17; A61K38/22; A61K38/30; Y; Y10; Y10S; Y10S623/00; Y10S623/915; Y10S623/919
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A method of promoting growth of damaged bone, periodontium, or ligament of a living mammal, comprising the steps of producing a surgical flap of skin to expose said damaged bone, periodontium, or ligament, planing said damaged bone or periodontium to remove organic matter from said bone or periodontium applying platelet derived growth factor in a pharmaceutically acceptable carrier to said exposed bone, periodontium, or ligament, replacing said flap, and allowing said damaged bone, periodontium, or ligament to regrow.
Claim 2
Independent Claim
78 words
A method of promoting growth of damaged bone, periodontium, or ligament of a living mammal, comprising the steps of producing a surgical flap of skin to expose said damaged bone, periodontium, or ligament, planing said damaged bone or periodontium to remove organic matter from said bone or periodontium applying platelet derived growth factor in a pharmaceutically acceptable carrier to said exposed bone, periodontium, or ligament, replacing said flap, and allowing said damaged bone, periodontium, or ligament to regrow.
References Cited (Backward Citations)
US4702734A
Cited
EP0312208A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-06-23 | 1995-12-23 | 1996-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-06-23 | 1999-12-23 | 2000-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-06-23 | 2003-12-23 | 2004-06-23 | $7700.00 | Window Closed / Lapsed |